APA aipamena

David Robinson & Chris Garratt. (1997). Introducing Ethics: A Graphic Guide. Icon Book.

Chicago Style aipamena

David Robinson and Chris Garratt. Introducing Ethics: A Graphic Guide. Thriplow: Icon Book, 1997.

MLA aipamena

David Robinson and Chris Garratt. Introducing Ethics: A Graphic Guide. Icon Book, 1997.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.