APA Citation

Duellman, W. E. 1. A distributional study of the amphibians of the Isthmus of Tehuantepec, México.

Chicago Style Citation

Duellman, William Edward 1930-. A Distributional Study of the Amphibians of the Isthmus of Tehuantepec, México.

MLA Citation

Duellman, William Edward 1930-. A Distributional Study of the Amphibians of the Isthmus of Tehuantepec, México.

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