Παραπομπή APA

(1956). Demographic yearbook 1956 : =: Annuaire demographique 1956 : special topic : ethnic and economic characteristics =. New York: United Nations. Statistical Office.

Παραπομπή Chicago Style

Demographic Yearbook 1956 : =: Annuaire Demographique 1956 : Special Topic : Ethnic and Economic Characteristics =. New York: United Nations. Statistical Office, 1956.

Παραπομπή MLA

Demographic Yearbook 1956 : =: Annuaire Demographique 1956 : Special Topic : Ethnic and Economic Characteristics =. New York: United Nations. Statistical Office, 1956.

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