Gaya APA

Relethford, J, H. (2008). The human species: an introduction to biological anthropology ed.7 (Ed. 7). New York: McGraw-Hill.

Gaya MLA

Relethford, John, H.. "The human species: an introduction to biological anthropology ed.7". Ed. 7 New York: McGraw-Hill, 2008. Textbook.