Raven, Peter H. Environment / Peter H Raven, Linda R Berg, George B Johnson. - 2nd ed / . - Fort Worth : Saunders College Publishing , 1998. - xxii,652p. : ills.,tables ; 28cm. . NULL ISBN: 003018679x USD 25.00 Subjects--Index Terms: ENVIRONMENTAL SCIENCE Dewey Class. No.: 628 / RAV/E