Cita APA

Mader, S. S., & Sylvia S. Mader. (2008). Human biology. Dubuque, IA: McGraw-Hill.

Chicago Style Citation

Mader, Sylvia S., i Sylvia S. Mader. Human Biology. Dubuque, IA: McGraw-Hill, 2008.

Cita MLA

Mader, Sylvia S., i Sylvia S. Mader. Human Biology. Dubuque, IA: McGraw-Hill, 2008.