Automated analysis of individual refratory organics in polluted water / by W. Wilson Pitt...[et. al.] - Washington, D.C. : U.S. Environmental Protection Agency, 1974 - ix, 98 p. : ill. ; 28 cm. - Environmental protection technology series . August 1974 Subjects--Topical Terms: Water Pollution--Congress Dewey Class. No.: 363.7394