Cita APA (7th ed.)

Storer, T. I., & Usinger, R. L. (1961). Elements of zoology. McGraw-Hill.

Cita Chicago (17th ed.)

Storer, Tracy Irwin, i Robert L. Usinger. Elements of Zoology. New York: McGraw-Hill, 1961.

Cita MLA (9th ed.)

Storer, Tracy Irwin, i Robert L. Usinger. Elements of Zoology. McGraw-Hill, 1961.