Chanlett, Emil T. Environmental protection / Emil T. Chanlett. - 2d ed. - New York : McGraw-Hill, c1979. - xx, 585 p. : ill. ; 25 cm. - McGraw-Hill series in water resources and environmental engineering . Includes bibliographical references and indexes. ISBN: 0070105316 LCCN: 78016357 Subjects--Topical Terms: Environmental protection.Environmental health. LC Class. No.: TD170 / .C47 1979 Dewey Class. No.: 363.6