Παραπομπή APA

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

Παραπομπή Chicago Style

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

Παραπομπή MLA

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