Enger, Eldon D. Environmental science : a study of interrelationships / Eldon D. Enger, Bradley F. Smith, with contributions by Anne Todd Bockarie. - 10th ed. - Boston : McGraw-Hill, c2006. - xxv, 476, 9, 2, 16 p. : col. ill., col. maps ; 29 cm. ISBN: 007252829X (hbk.) 0071117083 (pbk. : Int. ed.) Subjects--Topical Terms: Environmental sciences--Textbooks. Dewey Class. No.: 363.7 / ENG