Marsh, William M. Environmental geography : science, land use, and earth systems / William M. Marsh, John Grossa, Jr. - 2nd ed. - New York : John Wiley, 2002. - x, 442, 12 p. : ISBN: 0471345229 (alk. paper) : Subjects--Topical Terms: Environmental geography.--- Dewey Class. No.: 363.7 / En,2