APA (7th ed.) Citation

Vanzolini, P. E., & Williams, E. E. (1970). South American anoles: The geographic differentiation and evolution of the anolis chrysolepis species group (sauria, iguanidae).

Chicago Style (17th ed.) Citation

Vanzolini, P. E., and Ernest E. Williams. South American Anoles: The Geographic Differentiation and Evolution of the Anolis Chrysolepis Species Group (sauria, Iguanidae). Sao Paulo, 1970.

MLA (9th ed.) Citation

Vanzolini, P. E., and Ernest E. Williams. South American Anoles: The Geographic Differentiation and Evolution of the Anolis Chrysolepis Species Group (sauria, Iguanidae). 1970.