• Catechism of the Catholic Church - God's Salvation: Law and Grace
• A Catholic theology of Grace and Freedom - by David M. Hammond PhD
• Actual Grace - by Father Paul A. Duffner, O.P.
• Actual Grace - Catholic Encyclopedia
• A New Marian Dogma? Coredemptrix, Mediatrix of All Graces, Advocate
• A theology of grace in Teresa of Avila's Interior Castle by Susan Zuger, , Spiritual Life, Fall 2003
• Channels of Grace: The Sacraments
• Controversies on Grace - Catholic Encyclopedia
• Course on Grace - Father John A. Hardon, S.J.
• Grace in Freedom by Karl Rahner - Published in 1969 by Herder and Herder, New York. This book prepared for Religion Online by Paul Mobley.
• Grace: What It Is and What It Does
• Justification - Catholic Encyclopedia
• Karl Rahner on Nature and Grace: A Journey through his Early Articles by Nikolaus Wandinger
• New Catholic Dictionary: grace
• Sanctifying Grace - Catholic Encyclopedia
• Supernatural Adoption - Catholic Encyclopedia
• The Sacraments: Divine Channels of Grace - by Fr. John A. Hardon, S.J.
• Traditional Teaching on Grace by Joseph Deharbe, S.J., Full Catechism of the Catholic Religion, Dchwartz, Kirwin & Fauss, NY (1876)

Summa Theologica

• Nature and Grace
• Summa Theologica: Selected Questions on Law and Justice
• Of the Necessity of Grace
• Of the Grace of God as Regards its Essence
• Of the Division of Grace
• Of the Cause of Grace
• Of the Effects of Grace
• Whether Christ was sanctified by grace in the first instant of His conception?

By Father William G. Most

• Actual Grace
• Extraordinary grace
• Grace (in the Bible)
• Jean Guitton and the Mediatrix of All Graces
• Justification: Doctrine of Council of Trent
• Merit
• Nature of Justification
• Predestination: Reasons For Centuries-Old Impasse
• Repayment for Works?
• St. Thomas on Actual Grace