APA (7th ed.) Citation

Duellman, W. E., & Trueb, L. (1986). Biology of amphibians. McGraw Hill.

Chicago Style (17th ed.) Citation

Duellman, William E., and Linda Trueb. Biology of Amphibians. New York: McGraw Hill, 1986.

MLA (9th ed.) Citation

Duellman, William E., and Linda Trueb. Biology of Amphibians. McGraw Hill, 1986.