Ernst Margo. (1984). Pre-departure orientation handbook for foreign students and scholars planning to study in the United States. Bureau of Education and Cultural Affrairs.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Ernst Margo. Pre-departure Orientation Handbook for Foreign Students and Scholars Planning to Study in the United States. Washington D.C.: Bureau of Education and Cultural Affrairs, 1984.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Ernst Margo. Pre-departure Orientation Handbook for Foreign Students and Scholars Planning to Study in the United States. Bureau of Education and Cultural Affrairs, 1984.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.