Παραπομπή σε μορφή APA (7η εκδ.)

Reyes, R. C. (1989). Ground and norm of morality: Ethics for college students. Ateneo de Manila University Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Reyes, Ramon Castillo. Ground and Norm of Morality: Ethics for College Students. Quezon City: Ateneo de Manila University Press, 1989.

Παραπομπή σε μορφή MLA (9th εκδ.)

Reyes, Ramon Castillo. Ground and Norm of Morality: Ethics for College Students. Ateneo de Manila University Press, 1989.