Rao, C. S. Environmental pollution control engineering / C. S. Rao. - rev. second ed. - New delhi: New Age international, 1991. - xiv, 424 pages. : illustrations ; Includes bibliographical references and index. ISBN: 812241835x 9788122418354 (New Delhi) LCCN: 91010923 Subjects--Topical Terms: Pollution.Pollution--India. LC Class. No.: TD 178 / .R36 2006 Dewey Class. No.: 628.5