Proceedings of the regional seminar on systems analysis for water resources development
Proceedings of the regional seminar on systems analysis for water resources development
- New York United Nations USA 1985
- 163p. cm.
- United Naitons water resources series .
83906
Reference Collections
Engneering
"X9(D2):8.1.N8, M5/UN"
83906
Reference Collections
Engneering
"X9(D2):8.1.N8, M5/UN"
