000 00276nam a2200109 4500
999 _c336491
_d336491
082 _a551.49
_bGAR.G
100 _aGarg,Sathya prakash
245 _aGroundwater and tube wells,
_cGarg,Sathya prakash
250 _aSecond
260 _aNew Delhi
_c1982
_bOxford & IBH
942 _cBK