APA Citation

Keeton, W. T. (1972). Biological Science (2da. ed.). United States: Norton Company.

Chicago Style Citation

Keeton, William T. Biological Science. 2da. ed. United States: Norton Company, 1972.

MLA Citation

Keeton, William T. Biological Science. 2da. ed. United States: Norton Company, 1972.

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