HICKMAN, C. P., ROBERTS, L. S., & LARSON, A. (1993). Integrated principles of zoology.-- ed.9. Mosby.
Lua i Stíl Chicago (17ú heag.)HICKMAN, Cleveland P., Larry S. ROBERTS, agus Allan LARSON. Integrated Principles of Zoology.-- Ed.9. St.Louis: Mosby, 1993.
Lua MLA (9ú heag.)HICKMAN, Cleveland P., et al. Integrated Principles of Zoology.-- Ed.9. Mosby, 1993.
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