APA-referens (7:e uppl.)
Toft, C. A., Wright, T. F., & Gilardi, J. D. (2015). Parrots of the wild: A natural history of the world's most captivating birds (First edition.). University of California Press.
Chicago-referens (17:e uppl.)
Toft, Catherine Ann, Timothy F. Wright, och James D. Gilardi. Parrots of the Wild: A Natural History of the World's Most Captivating Birds. First edition. Oakland, California: University of California Press, 2015.
MLA-referens (9:e uppl.)
Toft, Catherine Ann, et al. Parrots of the Wild: A Natural History of the World's Most Captivating Birds. First edition. University of California Press, 2015.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.