000 00302nam a2200133Ia 4500
008 221122s9999 xx 000 0 und d
082 _a556(6) W83H
100 _aWMO / UNESCO
245 0 _aHydrology in Africa
260 _bWMO
_aGeneva
_c1976
300 _a225 p.
650 _aHydrology
942 _cH
999 _c10808
_d10808