Crossman, D. (2011). The animal code: Giving animal respect and rights. Arcadia.
Chicago Style aipamenaCrossman, Danny. The Animal Code: Giving Animal Respect and Rights. North Melbourne: Arcadia, 2011.
MLA aipamenaCrossman, Danny. The Animal Code: Giving Animal Respect and Rights. Arcadia, 2011.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.