Shukla, S. K. Encyclopaedia of environmental pollution : industrial pollution and environmental issues / S. K. Shukla, P. R. Srivastava. - New Delhi : Commonwealth, 1997. - 392 p : ill. - vol. 4 . Includes bibliographical references and index. ISBN: 8171694462 : Subjects--Topical Terms: Pollution--Environmental. LC Class. No.: TD173 / .E53