Παραπομπή σε μορφή APA (7η εκδ.)

Copleston, F. C. (1991). Aquinas: An introduction to the life and work of the great medieval thinker. Penguin Books.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Copleston, Frederick C. Aquinas: An Introduction to the Life and Work of the Great Medieval Thinker. London: Penguin Books, 1991.

Παραπομπή σε μορφή MLA (8th εκδ.)

Copleston, Frederick C. Aquinas: An Introduction to the Life and Work of the Great Medieval Thinker. Penguin Books, 1991.