Library & Reference

Resources

Books, patristic texts, Catechism references, LDS primary sources, and trusted websites — organized by theological topic.

Recommended Websites

Website

Eternal Christendom

A rich Catholic apologetics and evangelization hub featuring articles, a podcast, study banks, convert testimonies, and a curated bookstore. Particularly strong on the journey into the Catholic Church and engaging Protestant objections with charity and depth.

Visit Site →
Website

Church Fathers

An invaluable topical index of patristic quotations organized by doctrine — the Eucharist, baptism, apostolic succession, Mary, purgatory, and more. Ideal for quickly locating what the Fathers actually said on any given question.

Visit Site →
Website

Catholic Answers

The premier Catholic apologetics organization online. Features thousands of articles, tracts, and a live radio program addressing questions from Protestants, skeptics, and former Catholics. Their LDS-specific content is thorough and well-sourced.

Visit Site →

Recommended YouTube Channels

YouTube

Shameless Popery

Joe Heschmeyer — Catholic Answers

A rigorously argued video essay channel responding to Protestant and non-Christian objections to Catholicism. Heschmeyer — an attorney and theologian — is especially strong on the Church Fathers, the papacy, and LDS-specific critiques including the Great Apostasy and anti-Trinitarianism.

Watch on YouTube →
YouTube

Catholic Productions

Dr. Brant Pitre

Dr. Pitre is one of the foremost New Testament scholars in the Catholic world. His channel covers biblical theology in depth — the Jewish roots of the Eucharist, the Last Supper, typology, and Scripture's witness to Catholic teaching. Essential viewing for anyone engaging LDS or Protestant scripture arguments.

Watch on YouTube →
YouTube

The Counsel of Trent

Trent Horn — Catholic Answers

Scripted, efficient 15–20 minute video essays equipping Catholics to answer tough objections from Protestants, atheists, and Latter-day Saints. Horn holds three master's degrees in theology, philosophy, and bioethics, and has authored over a dozen books including The Case for Catholicism and 20 Answers: Mormonism.

Watch on YouTube →

The Eucharist & Real Presence

Book

The Lamb's Supper

Scott Hahn

Connects the Mass to the Book of Revelation, showing how early Christians understood the Eucharist as participation in heavenly worship. Accessible and scholarly.

Book

The Eucharist: Our Sanctification

Raniero Cantalamessa

A theological and spiritual meditation on the Eucharist by the preacher to the Papal household, drawing heavily on patristic sources.

Church Father

Letter to the Smyrnaeans, Ch. 7

St. Ignatius of Antioch, c. AD 107

"They abstain from the Eucharist and from prayer, because they confess not the Eucharist to be the flesh of our Saviour Jesus Christ." The earliest extra-biblical witness to Real Presence.

Church Father

First Apology, Ch. 66

St. Justin Martyr, c. AD 155

"The food which is blessed by the prayer of His word… is the flesh and blood of that Jesus who was made flesh." Explicit Real Presence testimony from the second century.

Catechism

CCC §§ 1322–1419

Catechism of the Catholic Church

The definitive modern statement of Catholic Eucharistic theology — covering Real Presence, transubstantiation, the sacrificial dimension, and Eucharistic adoration.

Read Online →
Website

Real Presence Eucharistic Education & Adoration Association

A thorough collection of patristic quotations, Scripture studies, and magisterial documents specifically on Real Presence and Eucharistic theology.

Visit Site →

Apostolic Succession & the Church

Book

Upon This Rock

Stephen K. Ray

A detailed biblical and historical case for Petrine primacy and apostolic succession, examining Matthew 16:18 and the patristic record exhaustively. Heavily documented.

Book

The Apostolic Fathers

Ed. Michael W. Holmes

The standard scholarly edition of the earliest post-apostolic Christian writings — Clement, Ignatius, Polycarp, the Didache — in Greek and English.

Church Father

Letter to the Ephesians, Ch. 4

St. Ignatius of Antioch, c. AD 107

"It is becoming… to run together in accordance with the will of your bishop." Ignatius is the clearest early witness to monarchical episcopate as the mark of the true Church.

Church Father

Against Heresies, Book III

St. Irenaeus of Lyons, c. AD 180

Provides the earliest systematic argument for apostolic succession as the test of orthodoxy, listing the succession of bishops at Rome from Peter to his own day.

Catechism

CCC §§ 857–896

Catechism of the Catholic Church

The Catholic Church's own account of apostolic succession, episcopal collegiality, and the Petrine ministry — with full scriptural and conciliar references.

Read Online →
Website

Catholic Answers — Apostolic Succession

A well-organized collection of articles tracing the doctrine of succession through Scripture, the Fathers, and history, with direct engagement of Protestant and LDS objections.

Visit Site →

LDS History & Primary Sources

Book

No Man Knows My History

Fawn M. Brodie

The landmark biographical study of Joseph Smith. Though written from a secular perspective, it remains the most thoroughly documented account of the founding prophet's life and claims.

Book

Mormonism Unmasked

R. Philip Roberts

A clear-headed comparison of LDS and historic Christian doctrine, written for Christians seeking to understand what Latter-day Saints actually believe and why it matters.

LDS Primary Source

Gospel Topics Essay: Plural Marriage in Kirtland and Nauvoo

The Church of Jesus Christ of Latter-day Saints

The LDS Church's own official acknowledgment of Joseph Smith's plural marriages, including to already-married women and teenagers. An essential primary source.

Read Essay →
LDS Primary Source

Gospel Topics Essay: First Vision Accounts

The Church of Jesus Christ of Latter-day Saints

The LDS Church's own essay acknowledging that Joseph Smith left multiple, significantly differing accounts of his First Vision — a foundational event for LDS truth claims.

Read Essay →
LDS Primary Source

Gospel Topics Essay: Book of Mormon and DNA Studies

The Church of Jesus Christ of Latter-day Saints

The official LDS response to genetic evidence that does not support Hebrew ancestry among Native American populations — an important concession from within the tradition itself.

Read Essay →
Website

MormonThink

A comprehensive resource presenting LDS historical and doctrinal issues alongside official LDS responses. Useful for understanding the full scope of documented historical concerns.

Visit Site →

Scripture, Canon & Sola Scriptura

Book

Where We Got the Bible

Henry G. Graham

A classic, readable account of how the biblical canon was formed by the Catholic Church — directly refuting the claim that Scripture is self-authenticating apart from Tradition.

Book

The Canon of Scripture

F.F. Bruce

A thorough Protestant scholarly treatment of canon formation — useful precisely because even non-Catholic scholars acknowledge the Church's role in defining the biblical canon.

Church Father

Letter to Africanus & On First Principles

Origen of Alexandria, c. AD 220–230

Origen's discussions of scriptural authority and interpretation show early catholic assumptions about tradition, allegory, and the teaching Church as guide to Scripture.

Catechism

CCC §§ 74–141

Catechism of the Catholic Church

The Catholic understanding of Divine Revelation — the relationship between Scripture, Tradition, and the Magisterium as the three-legged stool of doctrinal authority.

Read Online →
LDS Primary Source

The Articles of Faith

Joseph Smith, 1842

The LDS Church's own summary of belief, including Article 8: "We believe the Bible to be the word of God as far as it is translated correctly." A primary text for understanding LDS scriptural authority claims.

Read Online →
Website

Catholic Answers — The Bible

Tracts and articles addressing canon formation, deuterocanonical books, and the relationship between Scripture and Tradition from an orthodox Catholic perspective.

Visit Site →

The Nature of God & the Trinity

Book

The Holy Trinity

Edmund J. Fortman, S.J.

The definitive scholarly history of Trinitarian doctrine from Scripture through the Fathers and councils. Essential for understanding why the classical theistic God differs irreconcilably from the LDS conception.

Book

The Existence and Nature of God

Alfred J. Freddoso, ed.

A collection of philosophical essays engaging divine simplicity, immutability, and aseity — the attributes directly denied by LDS eternal progression theology.

Church Father

On the Holy Spirit

St. Basil the Great, c. AD 375

Basil's defense of the full divinity of the Holy Spirit, arguing from Scripture and liturgical tradition — a cornerstone of Trinitarian orthodoxy against subordinationist tendencies.

LDS Primary Source

King Follett Discourse

Joseph Smith, April 7, 1844

"God himself was once as we are now, and is an exalted man." The clearest primary-source statement of LDS eternal progression and the radical departure from classical theism.

Read Online →
Catechism

CCC §§ 198–267

Catechism of the Catholic Church

The Catholic profession of faith in God the Father — including divine unity, immutability, omnipotence, and the mystery of the Trinity. The direct contrast to LDS polytheism.

Read Online →
Website

Catholic Answers — The Trinity

Accessible articles defending the classical Trinitarian understanding of God against both modalist and polytheist distortions, with specific engagement of LDS theology.

Visit Site →

Salvation, Grace & Exaltation

Book

The Drama of Salvation

Jimmy Akin

A clear explanation of the Catholic understanding of justification, grace, merit, and the sacramental economy of salvation — directly addressing common Protestant and LDS misreadings.

Book

Not By Faith Alone

Robert A. Sungenis

A comprehensive biblical defense of the Catholic doctrine of justification, engaging the Council of Trent, Scripture, and the Fathers in detail.

Church Father

On Grace and Free Will

St. Augustine of Hippo, c. AD 426

Augustine's mature treatment of grace, predestination, and human cooperation — the patristic foundation for Catholic soteriology and a corrective to both Pelagianism and LDS self-salvation.

LDS Primary Source

Doctrine & Covenants 132

LDS Standard Works

The LDS revelation on celestial marriage and exaltation — the scriptural basis for the doctrine that humans may become gods. Essential for understanding the LDS conception of salvation.

Read Online →
Catechism

CCC §§ 1987–2029

Catechism of the Catholic Church

The Catholic teaching on justification and grace — the free gift of God that makes us participants in divine life, not self-made gods, but adopted children of the Father.

Read Online →
Website

Called to Communion

A thoughtful Catholic theological blog addressing justification, ecclesiology, and the relationship between Catholic and Protestant soteriology, with rigorous biblical engagement.

Visit Site →