Schwartz, Jeffrey H. The red ape : orangutans and human origins / Jeffrey H. Schwartz - Rev. and updated. - Cambridge, Massachusett : Westview Press, 2005 - xvi, 286 p. : ill. ; 24 cm. Includes bibliographical references (p. 261-269) and index. ISBN: 0813340640 RM110.31 Subjects--Topical Terms: OrangutanHuman evolution