APA (7th ed.) Citation

Gunstream, S. E., & Babcock, S. J. (1995). Biology: Understanding life (2nd ed.). Mosby.

Chicago Style (17th ed.) Citation

Gunstream, Stanley E., and Sandra J. Babcock. Biology: Understanding Life. 2nd ed. St. Louis: Mosby, 1995.

MLA (9th ed.) Citation

Gunstream, Stanley E., and Sandra J. Babcock. Biology: Understanding Life. 2nd ed. Mosby, 1995.