Παραπομπή APA

(1985). The human settlements situation in the people's democratic republic of Yemen: Country profile. United Nations.

Παραπομπή Chicago Style

The Human Settlements Situation in the People's Democratic Republic of Yemen: Country Profile. United Nations, 1985.

Παραπομπή MLA

The Human Settlements Situation in the People's Democratic Republic of Yemen: Country Profile. United Nations, 1985.

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