United Nations. Dept. of Social Affairs. (1952). preliminary report on the world social situation, with special reference to satndards of living. s.n.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)United Nations. Dept. of Social Affairs. Preliminary Report on the World Social Situation, with Special Reference to Satndards of Living. New York: s.n, 1952.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)United Nations. Dept. of Social Affairs. Preliminary Report on the World Social Situation, with Special Reference to Satndards of Living. s.n, 1952.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.