Molles, Manuel C., Ecology : concepts and applications / - Boston : WCB/McGraw-Hill, c1999. - xviii, 509 p. : ill. (some col.), col. maps ; 28 cm. ISBN: 007042716X (pbk. : alk. paper) Subjects--Topical Terms: Ecology. Dewey Class. No.: 577 WCB 1999 A080 Or.