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Saint Thomas Aquinas | Biography, Books, Natural Law, Summa Theologica, Saint, Philosophy, & Facts | Britannica
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St. Thomas Aquinas Summa Theologica (5 volume set): Thomas Aquinas: 9780870610691: Amazon.com: Books
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A Shorter Summa: The Essential Philosophical Passages of Saint Thomas Aquinas' Summa Theologica: Kreeft, Peter: 8601420905207: Amazon.com: Books
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A Shorter Summa: The Essential Philosophical Passages of Saint Thomas Aquinas' Summa Theologica: Kreeft, Peter: 8601420905207: Amazon.com: Books
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