000 00436nam a2200181Ia 4500
008 180424s9999 xx 000 0 und d
020 _a8173194106
084 _a574.5 S49
100 _a"Subramanian, V"
245 0 _aTextbook in Environmental Science
250 _a\\200200ENGGPCX
260 _aNarosa
260 _b2002
260 _cNew Delhi
300 _a236p.
500 _aincludes index and biblioraphy
942 _cBK
999 _c88011
_d88011