APA aipamena

Morris, D. (1990). Animal watching: A field to animal behaviour. Jonathan Cape.

Chicago Style aipamena

Morris, Desmond. Animal Watching: A Field to Animal Behaviour. London: Jonathan Cape, 1990.

MLA aipamena

Morris, Desmond. Animal Watching: A Field to Animal Behaviour. Jonathan Cape, 1990.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.