APA Citation

Ditmars, R. L. (1952). A Field book of north American snakes. Doubleday.

Chicago Style Citation

Ditmars, Raymond L. A Field Book of North American Snakes. Doubleday, 1952.

MLA Citation

Ditmars, Raymond L. A Field Book of North American Snakes. Doubleday, 1952.

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