(1971). World plan of action for the application of science and technlogy to development. New York: United Nations.
Παραπομπή Chicago StyleWorld Plan of Action for the Application of Science and Technlogy to Development. New York: United Nations, 1971.
Παραπομπή MLAWorld Plan of Action for the Application of Science and Technlogy to Development. New York: United Nations, 1971.
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