(1953). Social behaviour in animals, with special reference to vertebrates.
Čikaški stil citiranja (17. izdanje)Social Behaviour in Animals, with Special Reference to Vertebrates. 1953.
MLA način citiranja (9. izdanje)Social Behaviour in Animals, with Special Reference to Vertebrates. 1953.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.