APA Edition Citation

Boyd,Robert; Silk, J. B. (2006). How humans evolved (4.).

Chicago Edition Citation

Boyd,Robert; Silk, Joan B. How Humans Evolved. 4. W W Norton & Co. Inc., New York, 2006.

MLA Edition Citation

Boyd,Robert; Silk, Joan B. How Humans Evolved. 4. 2006.

Warning: These citations may not always be 100% accurate.