United Nations. Dag Hammarskjold Library. (1966). Economic and social development plans: Centrally-planned economies, developed market economies. United Nations.
Παραπομπή σε μορφή Chicago (17η εκδ.)United Nations. Dag Hammarskjold Library. Economic and Social Development Plans: Centrally-planned Economies, Developed Market Economies. New York: United Nations, 1966.
Παραπομπή σε μορφή MLA (9th εκδ.)United Nations. Dag Hammarskjold Library. Economic and Social Development Plans: Centrally-planned Economies, Developed Market Economies. United Nations, 1966.
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