APA Citation

Endler, J. A. 1. (1977). Geographic variation, speciation and clines. Princeton, New Jersey: Princeton University Press.

Chicago Style Citation

Endler, John A. 1947-. Geographic Variation, Speciation and Clines. Princeton, New Jersey: Princeton University Press, 1977.

MLA Citation

Endler, John A. 1947-. Geographic Variation, Speciation and Clines. Princeton, New Jersey: Princeton University Press, 1977.

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