American University (Washington, D.C.). Foreign Areas Studies Division, United States. Department of the Army, & Cookson, J. A. (1964). Area handbook for the Republic of the Sudan (Second edition.). [Department of the Army].
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAmerican University (Washington, D.C.). Foreign Areas Studies Division, United States. Department of the Army, और John A. Cookson. Area Handbook for the Republic of the Sudan. Second edition. Washington, D.C.: [Department of the Army], 1964.
एमएलए (8वां संस्करण) प्रशस्ति पत्रAmerican University (Washington, D.C.). Foreign Areas Studies Division, et al. Area Handbook for the Republic of the Sudan. Second edition. [Department of the Army], 1964.
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