000 00308nam a2200121Ia 4500
008 130225s9999 xx 000 0 und d
245 _aPlanning water resources development
260 _aBangkok
_c1968
300 _a1-135 p.
440 _aUnited Nation Water Resources
901 _a110248
942 _cB
_2udc
999 _c10609
_d10609