000 00330cam a22001217a 4500
008 180718b1982 xxu||||| |||| 00| 0 eng d
082 _aO91 P17
100 _aPal, B.P.
245 _aEnvironmental conservation and development
_cby B.P. Pal
260 _aDehra Dun
_bNatraj
_c1982
300 _a100p.
650 _aEnvironmental policy
999 _c351249
_d351249