000 nam a22 4500
020 _a
245 _aProceedings of the and scope regional workshop groundwater contamination : application of research to management problems in Asia and the Pacific
260 _aChiana mai
_bScientific Committee and Problems of the Environment
_c1991
710 _aScientific Committee and Problems of the Environment
942 _c22
999 _c6778
_d6778