APA-referens (7:e uppl.)
Smil, V. (2013). Should we eat meat?: Evolution and consequences of modern carnivory. Wiley-Blackwell.
Chicago-referens (17:e uppl.)
Smil, Vaclav. Should We Eat Meat?: Evolution and Consequences of Modern Carnivory. Chichester, West Sussex: Wiley-Blackwell, 2013.
MLA-referens (9:e uppl.)
Smil, Vaclav. Should We Eat Meat?: Evolution and Consequences of Modern Carnivory. Wiley-Blackwell, 2013.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.