APA (7th ed.) Zitazioa
Soryan, R. (2016). Human values & professional ethics (2nd ed.). Dhanpat Rai.
Chicago Style (17th ed.) Zitazioa
Soryan, Ritu. Human Values & Professional Ethics. 2nd ed. New Delhi: Dhanpat Rai, 2016.
MLA (9th ed.) Zitazioa
Soryan, Ritu. Human Values & Professional Ethics. 2nd ed. Dhanpat Rai, 2016.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.