000 | nam a22 4500 | ||
---|---|---|---|
020 | _a | ||
245 | _aWater resources development in Asia and the pacific some issues and concems : water resources series No 62 | ||
260 |
_aNew York _bUnited Nations _c1987 |
||
710 | _aEconomic and Social Commission for Asia and the Pacific | ||
942 | _c22 | ||
999 |
_c6717 _d6717 |