HYDROLOGIC INFORMATION SYSTEMS
WHETSTONE, G.W.
HYDROLOGIC INFORMATION SYSTEMS - Geneva : UNESCO - WMO, 1972 - 72p ; illus. - Studies and report in hydrology ; no.14 .
ENG
METEOROLOGICAL OBSERVATIONS.
HYDROLOGICAL MEASUREMENTS.
Hydrology.
HYDROLOGIC INFORMATION SYSTEMS - Geneva : UNESCO - WMO, 1972 - 72p ; illus. - Studies and report in hydrology ; no.14 .
ENG
METEOROLOGICAL OBSERVATIONS.
HYDROLOGICAL MEASUREMENTS.
Hydrology.