000 00447nam a2200181Ia 4500
008 180424s9999 xx 000 0 und d
020 _a8170082552
084 _a574.5 S50
100 _a"Sharma, J P"
245 0 _aComprehensive Environmental Studies
250 _a\\200400ENGGPSX
260 _aLaxmi Publications
260 _b2004
260 _cNew Delhi
300 _a162p.
500 _aincludes index and biblioraphy
942 _cBK
999 _c68949
_d68949