000 00319nam a2200133Ia 4500
005 20250612122157.0
008 250601s1997 xx 000 0 eng d
020 _a0074601032
100 _aMC dash
245 0 _aFundamenls of Environmental studies
260 _aDelhi
_bHill pub.
_c1997
300 _a357
942 _2ddc
_cBK
999 _c674
_d674