APA (7th ed.) Citation

Curtis, H., & Barnes, N. S. (1989). Biology (5th ed.). Worth Publishers.

Chicago Style (17th ed.) Citation

Curtis, Helena, and N. Sue Barnes. Biology. 5th ed. New York: Worth Publishers, 1989.

MLA (8th ed.) Citation

Curtis, Helena, and N. Sue Barnes. Biology. 5th ed. Worth Publishers, 1989.

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