APA-viite (7. p.)
Preece, R. (2005). Brute souls, happy beasts, and evolution: The historical status of animals. UBC Press.
Chicago-viite (17. p.)
Preece, Rod. Brute Souls, Happy Beasts, and Evolution: The Historical Status of Animals. Vancouver: UBC Press, 2005.
MLA-viite (9. p.)
Preece, Rod. Brute Souls, Happy Beasts, and Evolution: The Historical Status of Animals. UBC Press, 2005.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.