APA (7th ed.) Citation

Storer, T. I., Usinger, R. L., & Nybakken, J. W. (1968). Elements of zoology. McGraw-Hill.

Chicago Style (17th ed.) Citation

Storer, Tracy Irwin, Robert L. Usinger, and James W. Nybakken. Elements of Zoology. New York: McGraw-Hill, 1968.

MLA (9th ed.) Citation

Storer, Tracy Irwin, et al. Elements of Zoology. McGraw-Hill, 1968.