SCIENTIFIC AND TECHNICAL WATER-RELATED DOCUMENTARY AND INFORMATION SYSTEMS/
NIEUWENHUYSEN, PAUL.
SCIENTIFIC AND TECHNICAL WATER-RELATED DOCUMENTARY AND INFORMATION SYSTEMS/ PAUL. NIEUWENHUYSEN - Paris : UNESCO, 1989 - 51 pages - Technical documents in hydrology .
In English
Hydrology
551.49
SCIENTIFIC AND TECHNICAL WATER-RELATED DOCUMENTARY AND INFORMATION SYSTEMS/ PAUL. NIEUWENHUYSEN - Paris : UNESCO, 1989 - 51 pages - Technical documents in hydrology .
In English
Hydrology
551.49