Purves, William K. 1934- Life, the science of biology / William K. Purves, Gordon H. Orians, H. Craig Heller. - 5th ed. - Sunderland, Mass. : Salt Lake City, Utah : Sinauer Associates ; W.H. Freeman, c1997. - 1243, 40, p. : ill. (some col.), col. maps ; 29 cm. Includes bibliographical references and index. ISBN: 0716733250 : $65.00 (est.) LCCN: 94024802 Subjects--Topical Terms: Biology. LC Class. No.: QH308.2 / .P87 1997 Dewey Class. No.: 574