Hickman, C. P., Hickman, C. P., & Hickman, F. M. (1974). Integrated principles of zoology (5th ed.). Mosby.
Lua i Stíl Chicago (17ú heag.)Hickman, Cleveland Pendleton, Cleveland P. Hickman, agus Frances Miller Hickman. Integrated Principles of Zoology. 5th ed. Saint Louis: Mosby, 1974.
Lua MLA (9ú heag.)Hickman, Cleveland Pendleton, et al. Integrated Principles of Zoology. 5th ed. Mosby, 1974.
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