APA (7th ed.) Citation

Leen, N. (1978). Snakes. Holt, Rinehart and Winston.

Chicago Style (17th ed.) Citation

Leen, Nina. Snakes. New York: Holt, Rinehart and Winston, 1978.

MLA (9th ed.) Citation

Leen, Nina. Snakes. Holt, Rinehart and Winston, 1978.

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