Mills, Daniel S. "Anthrozoology"Archived 2016-06-03 at the Wayback Machine, The Encyclopedia of Applied Animal Behaviour and Welfare. CABI 2010, pp. 28–30.
londonhanoveruniversity.eu
College of Zoological Studies at London Hanover University - Paleoanthrozoology: Domestication of Species [1]Archived 2016-03-04 at the Wayback Machine
Mills, Daniel S. "Anthrozoology"Archived 2016-06-03 at the Wayback Machine, The Encyclopedia of Applied Animal Behaviour and Welfare. CABI 2010, pp. 28–30.
College of Zoological Studies at London Hanover University - Paleoanthrozoology: Domestication of Species [1]Archived 2016-03-04 at the Wayback Machine