United Nations Educational, Scientific and Cultural Organization. Mass Communication Techniques Division. (1965). Professional training for mass communication. Unesco.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)United Nations Educational, Scientific and Cultural Organization. Mass Communication Techniques Division. Professional Training for Mass Communication. [Paris]: Unesco, 1965.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)United Nations Educational, Scientific and Cultural Organization. Mass Communication Techniques Division. Professional Training for Mass Communication. Unesco, 1965.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.