Raven, Peter H. Environment / Peter H. Raven, Linda R. Berg and David M. Hassenzahl - 8th ed. - Hoboken, NJ : Wiley-Blackwell, c2013. - 1 v. (various p. : ill. ; 29 cm. ISBN: 9781118092378 LCCN: Subjects--Topical Terms: Environmental educationEnvironmental policyConservation of natural resources LC Class. No.: GE70 / .R38 2013