APA-referens (7:e uppl.)

Hickman, C. P. (2008). Integrated principles of zoology (15th ed.). McGraw-Hill.

Chicago-referens (17:e uppl.)

Hickman, Cleveland P. Integrated Principles of Zoology. 15th ed. Boston: McGraw-Hill, 2008.

MLA-referens (9:e uppl.)

Hickman, Cleveland P. Integrated Principles of Zoology. 15th ed. McGraw-Hill, 2008.