APA (7th ed.) Citation

Werler, J. E., & Dixon, J. R. (2000). Texas snakes: Identification, distribution, and natural history. University of Texas Press.

Chicago Style (17th ed.) Citation

Werler, John E., and James Ray Dixon. Texas Snakes: Identification, Distribution, and Natural History. Austin: University of Texas Press, 2000.

MLA (9th ed.) Citation

Werler, John E., and James Ray Dixon. Texas Snakes: Identification, Distribution, and Natural History. University of Texas Press, 2000.