APA aipamena

Howard, R. A. (2008). Ethics for the Real World. Westland Ltd.

Chicago Style aipamena

Howard, Ronald A. Ethics for the Real World. New Delhi: Westland Ltd, 2008.

MLA aipamena

Howard, Ronald A. Ethics for the Real World. Westland Ltd, 2008.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.