Dyfyniad APA

Benjamin, C. L., Funston, J. H., & Garman, G. R. (1997). Human Biology. New York: McGraw-Hill.

Dyfyniad Arddull Chicago

Benjamin, Clinton L., James H. Funston, và Gregory R. Garman. Human Biology. New York: McGraw-Hill, 1997.

Dyfyniad MLA

Benjamin, Clinton L., James H. Funston, và Gregory R. Garman. Human Biology. New York: McGraw-Hill, 1997.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.