APA-viite (7. p.)

Nelson, G. E. (1980). Biological principles with human perspectives. Wiley.

Chicago-viite (17. p.)

Nelson, Gideon E. Biological Principles with Human Perspectives. New York: Wiley, 1980.

MLA-viite (9. p.)

Nelson, Gideon E. Biological Principles with Human Perspectives. Wiley, 1980.