Novotny, Vladimir, 1938- Water quality : prevention, identification, and management of diffuse pollution / Vladimir Novotny, Harvey Olem - New York : Van Nostrand Reinhold, 1994 - xiii, 1054 p. : ill. ; 24 cm. Includes bibliographical references and index LCCN: 93-014571 Subjects--Topical Terms: Water--PollutionWater quality management