APA aipamena

Abelson, R. (1987). Ethics for modern life (3ª ed.). St.Martin's Press.

Chicago Style aipamena

Abelson, Raziel. Ethics for Modern Life. 3ª ed. St.Martin's Press, 1987.

MLA aipamena

Abelson, Raziel. Ethics for Modern Life. 3ª ed. St.Martin's Press, 1987.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.