APA (7th ed.) Citation

Kreeft, P. (1993). A Shorter Shumma: The most essential philosophical passages of St. Thomas Aquinas' Summa Theologica. Ignatius Press.

Chicago Style (17th ed.) Citation

Kreeft, Peter. A Shorter Shumma: The Most Essential Philosophical Passages of St. Thomas Aquinas' Summa Theologica. San Francisco: Ignatius Press, 1993.

MLA (8th ed.) Citation

Kreeft, Peter. A Shorter Shumma: The Most Essential Philosophical Passages of St. Thomas Aquinas' Summa Theologica. Ignatius Press, 1993.

Warning: These citations may not always be 100% accurate.