(1967). Economic aspects of treatment and disposal of certain industrial effluents. New York: United Nations.
Παραπομπή Chicago StyleEconomic Aspects of Treatment and Disposal of Certain Industrial Effluents. New York: United Nations, 1967.
Παραπομπή MLAEconomic Aspects of Treatment and Disposal of Certain Industrial Effluents. New York: United Nations, 1967.
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