000 00251nam a2200097 4500
999 _c335962
_d335962
082 _a551.49
_bGAR.G
100 _aGarg,Sathya prakash
245 _aGroundwater and tube wells
_cGarg,Sathya prakash
260 _aNew Delhi
_c1978
_bOxford &IBH
942 _cBK