Hickman, C. P. (2009). Animal diversity (5th ed.). McGraw-Hill Higher Education.
Cita Chicago (17th ed.)Hickman, Cleveland P. Animal Diversity. 5th ed. Boston: McGraw-Hill Higher Education, 2009.
Cita MLA (9th ed.)Hickman, Cleveland P. Animal Diversity. 5th ed. McGraw-Hill Higher Education, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.