Hickman, C. P. (1998). Instructor's manual/test item file to accompany biology of animals (7th ed.). WCB/McGraw-Hill.
Citazione stile Chigago Style (17a edizione)Hickman, Cleveland P. Instructor's Manual/test Item File to Accompany Biology of Animals. 7th ed. Boston, Mass: WCB/McGraw-Hill, 1998.
Citatione MLA (9a ed.)Hickman, Cleveland P. Instructor's Manual/test Item File to Accompany Biology of Animals. 7th ed. WCB/McGraw-Hill, 1998.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.