United States. Dept. of State. External Research Staff, United States. Dept. of State. Division of External Research & Publications, & United States. Dept. of State. External Research Division. (1961). British Commonwealth. External Research Staff, Office of Intelligence Research and Analysis, Dept. of State.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)United States. Dept. of State. External Research Staff, United States. Dept. of State. Division of External Research & Publications, و United States. Dept. of State. External Research Division. British Commonwealth. [Washington, D.C.]: External Research Staff, Office of Intelligence Research and Analysis, Dept. of State, 1961.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)United States. Dept. of State. External Research Staff, et al. British Commonwealth. External Research Staff, Office of Intelligence Research and Analysis, Dept. of State, 1961.