United States. Department of State, University Publications of America, Inc, Murphy, G., & Hydrick, B. (1987). Confidential U.S. State Department central files: Internal affairs, decimal numbers 735, 835, and 935 and foreign affairs, decimal numbers 635 and 611.35. University Publications of America.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)United States. Department of State, Inc University Publications of America, Gregory Murphy, و Blair Hydrick. Confidential U.S. State Department Central Files: Internal Affairs, Decimal Numbers 735, 835, and 935 and Foreign Affairs, Decimal Numbers 635 and 611.35. Frederick, MD: University Publications of America, 1987.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)United States. Department of State, et al. Confidential U.S. State Department Central Files: Internal Affairs, Decimal Numbers 735, 835, and 935 and Foreign Affairs, Decimal Numbers 635 and 611.35. University Publications of America, 1987.