Trivedi, R N . Environmental assesment and management social forestry in tribal regions / edited by R.N. Trivedi,P.K. Sen Sarma and M.P. Singh. - New Delhi : Today and Tomorrows Printers and Publishers , 1991. - 453p. : figures ; 23cm . Includes index ISBN: Rs. 495.00 (Hb) Subjects--Index Terms: ENVIRONMENTAL PROBLEM Dewey Class. No.: 363.700954 / TRI/E