Sudan, a country study /
Foreign Area Studies, The American University ; edited by Harold D. Nelson.
- 3rd ed.
- Washington, DC : For sale by the Supt. of Docs., U.S. Govt. Print. Off., 1982.
- Area handbook series DA pam ; 550-27 .
"Research completed March 1982." Rev. ed. of: Area handbook for Sudan, 1972. Includes index.