Francis, Bettina Magnus, 1943- Toxic substances in the environment / Bettina Magnus Francis. - New York : J. Wiley & Sons, c1994. - xviii, 360 p. : ill. ; 25 cm. - Environmental science and technology . Includes bibliographical references (p. 339-344) and index. ISBN: 0471507814 (acidfree paper) Subjects--Topical Terms: Pollution--Environmental aspects.Pollution--Health aspects.Toxicology. LC Class. No.: QH545.A1 / F72 1994