000			00402nam a2200145Ia 4500
008			140317s9999 xx 000 0 und d
082			_a551.49
100			_aWorld Meteorological Organization.
245			_aHydrological network design-needs, problems approaches. report No. 1,2.
260			_aSwitzerland _bWMO _c1969
300			_a57
650			_aHydrology
653			_aHydrology
942			_2ddc _cBK
999			_c5338 _d5338