Sources Notable Selections In Environmental Studies / edited by Theodore D. Goldfarb. - 2a ed. - E.U.A : Dushkin / Mc Graw - Hill, 2000 - X111, 390 p. ; 23 cm. 1 ejemplar ISBN: 0073031860 Subjects--Topical Terms: Proteccion del medio ambienteConservacion de recursos naturales LC Class. No.: GE105 / S68 2000