APA (7th ed.) Zitazioa
Oppenheimer, H. (2011). On being someone: A Christian point of view. Imprint Academic.
Chicago Style (17th ed.) Zitazioa
Oppenheimer, Helen. On Being Someone: A Christian Point of View. Exeter, UK: Imprint Academic, 2011.
MLA (9th ed.) Zitazioa
Oppenheimer, Helen. On Being Someone: A Christian Point of View. Imprint Academic, 2011.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.