University Publications of America (Firm), United States. Department of State, Murphy, G., & Hydrick, B. (1989). Confidential U.S. State Department central files: Decimal numbers 674 and 611.74. University Publications of America.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)University Publications of America (Firm), United States. Department of State, Gregory Murphy, و Blair Hydrick. Confidential U.S. State Department Central Files: Decimal Numbers 674 and 611.74. Frederick, MD: University Publications of America, 1989.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)University Publications of America (Firm), et al. Confidential U.S. State Department Central Files: Decimal Numbers 674 and 611.74. University Publications of America, 1989.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.