Boyd, Robert How humans evolved/ Robert Boyd - N.Y. : W.W. Norton & Company, c2000. - xviii, 652 p. : col. : ill. ; 27 cm. + 1 CD ROM Includes bibliographical references and index. ISBN: 0-393-97477 Subjects--Topical Terms: 1. Human evolution. Dewey Class. No.: Circ. 599.938 B789h 2000