Παραπομπή APA

(1968). Family planning, internal migration and urbanization in Ecafe countries: A bibliography of available materials. New York: United Nations.

Παραπομπή Chicago Style

Family Planning, Internal Migration and Urbanization in Ecafe Countries: A Bibliography of Available Materials. New York: United Nations, 1968.

Παραπομπή MLA

Family Planning, Internal Migration and Urbanization in Ecafe Countries: A Bibliography of Available Materials. New York: United Nations, 1968.

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