000 00326nam a22001217a 4500
082 _a363.7394 GRO.N9
245 _aGroundwater Quality Control and Conservation in the ESCWA Region
_cUnited Nations
260 _aNew York
_bUnited Nations
_c1999
300 _a206p
650 _aGroundwater
942 _cUN&WB
952 _eUN&WB
999 _c622789
_d622789