APA-referens (7:e uppl.)

Bickerton, D. (2014). More than nature needs: Language, mind, and evolution. Harvard University Press.

Chicago-referens (17:e uppl.)

Bickerton, Derek. More than Nature Needs: Language, Mind, and Evolution. Cambridge, Massachusetts: Harvard University Press, 2014.

MLA-referens (9:e uppl.)

Bickerton, Derek. More than Nature Needs: Language, Mind, and Evolution. Harvard University Press, 2014.