APA (7th ed.) Citation

Keeton, W. T. (1980). Biological science (3rd ed.). Norton.

Chicago Style (17th ed.) Citation

Keeton, William T. Biological Science. 3rd ed. New York: Norton, 1980.

MLA (9th ed.) Citation

Keeton, William T. Biological Science. 3rd ed. Norton, 1980.

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