Mans influence on the hydrological cycle :
Mans influence on the hydrological cycle : a draft report of the UNESCO /FAO working group on the international hyerological decade /
Food and Agriculture Organization.
- Rome : Food and Agriculture Organization , 1973.
- 71 p. : ill.; 32 cm.
Hydrology.
551.46 / FOM 1973
Hydrology.
551.46 / FOM 1973