Khopkar, S M. Environmental pollution : monitoring and control / S M Khopkar. - / . - New Delhi : New Age International , 2005. - vii,484p. : ills., tables,charts ; 23cm . Includings bibliographical references and index ISBN: 8122415075 RS225.00 Subjects--Index Terms: ENVIRONMENTAL POLUTION Dewey Class. No.: 363.73 / KHO/E