APA Citation

Pepperberg, I. M. (1999). The Alex studies: Cognitive and communicative abilities of grey parrots. Cambridge, MA: Harvard University Press.

Chicago Style Citation

Pepperberg, Irene M. The Alex Studies: Cognitive and Communicative Abilities of Grey Parrots. Cambridge, MA: Harvard University Press, 1999.

MLA Citation

Pepperberg, Irene M. The Alex Studies: Cognitive and Communicative Abilities of Grey Parrots. Cambridge, MA: Harvard University Press, 1999.

Warning: These citations may not always be 100% accurate.