APA (7th ed.) Citation

Tortora, G. J., & Becker, J. F. (1972). Life science. Macmillan.

Chicago Style (17th ed.) Citation

Tortora, Gerard J., and Joseph F. Becker. Life Science. New York: Macmillan, 1972.

MLA (9th ed.) Citation

Tortora, Gerard J., and Joseph F. Becker. Life Science. Macmillan, 1972.