United Nations. Department of International Economic and Social Affairs. (1989). Case studies in population policy: China. United Nations.
Chicago-viite (17. p.)United Nations. Department of International Economic and Social Affairs. Case Studies in Population Policy: China. New York: United Nations, 1989.
MLA-viite (9. p.)United Nations. Department of International Economic and Social Affairs. Case Studies in Population Policy: China. United Nations, 1989.
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