Chadha, S.K.. Conserving Indian environment / S.K. Chadha. - Jaipur : Pointer Publishers , 1992. - vii,187p. : ills.,tables,figs ; 22cm . NULL ISBN: 8171320503 Rs.325/- Subjects--Index Terms: ECOLOGY-HIMALAYA MOUNTAINS Dewey Class. No.: 577.095496 / CHA/C