000			00339 a2200145 4500
080			_a551.48(063) _bS 989
245	1		_aProceedings _bVol. 2
260			_aParis _bUNESCO _c1972
650			_aWorld
650			_aWater Balance
440			_aNo. 11 _vStudies and report in hydrology
100			_a _d
300			_a243-538 p.
901			_a127431
999			_c68613 _d68613