000 002850000a22001210004500
245 _aGroundwater and tube wells.
100 _aGarg, S. P.
260 _aNew Delhi
_bOxford & IBH
_c1978
080 _a551.448
_bG3
650 _aGEOCHEMISTRY-GROUNDWATER
041 _aEN
942 _cBK
999 _c110497
_d110497