(1977). Economic and Social Progress in the Second Development Decade; Report of the Secretary General.
Chicago Edition CitationEconomic and Social Progress in the Second Development Decade; Report of the Secretary General. New York, 1977.
ציטוט MLAEconomic and Social Progress in the Second Development Decade; Report of the Secretary General. 1977.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.