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 |