Economics

Inventory list
Identifier Sort ascending Title Level of description Date Digital object
G.X 32/28 Combined Treatment of Sewage and Industrial Wastes File 1969.01-1975.03
G.X 32/30 Methods of Determining Economic Losses from Water Pollution File 1969.03-1969.11
G.X 32/37 Part 1 Co-Operation in ACC File 1969.01-1970.09
G.X 32/44 WHO Conference on Water Pollution Control in Europe, 1971 (Bucharest 27 sep 10 oct 1971) File 1969.10-1971.11
G.X 32/45 Road Sign for Prevention of Water Pollution File 1970.06-1971.02