A Shorter Summa: The Essential Philosophical Passages of Saint Thomas Aquinas' Summa Theologica, by Peter Kreeft.
A shortened version of Kreeft's much larger Summa of the Summa, which in turn was a shortened version of the Summa Theologica. This little book (162 pages) is designed for beginners, either for classroom use or individually. A Shorter Summa contains an extensive lexicon of important terms and helpful footnotes as well on every page.
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