000 00431nam a2200181Ia 4500
008 180424s9999 xx 000 0 und d
020 _a818509716X
084 _a628.168 S3
100 _a"Sinha, A K"
245 0 _aWater Pollution
250 _a\\198900ENGGPSX
260 _aGynodaya Prakasan
260 _b1989
260 _cNew Delhi
300 _avii+378 p
500 _aincludes index and biblioraphy
942 _cBK
999 _c55599
_d55599