APA aipamena

Johnson, G. B. (1994). Human biology: Exploring concepts. Wm. C. Brown Publishers.

Chicago Style aipamena

Johnson, George B. Human Biology: Exploring Concepts. Dubuque, Iowa: Wm. C. Brown Publishers, 1994.

MLA aipamena

Johnson, George B. Human Biology: Exploring Concepts. Wm. C. Brown Publishers, 1994.