000 00312 a2200133 4500
080 _a551.48(063)
_bU 58 D
245 1 _aDesign of water resources projects with inadequate data
260 _bUnesco
_c1974
650 _aWater Resources
700 _aUnesco
100 _a
_d
300 _a581 p.
901 _a129567
999 _c68617
_d68617