Chad, a country study
Federal Research Division, Library of Congress ; edited by Thomas Collelo.
- 2nd ed.
- Washington, D.C. The Division For sale by the Supt. of Docs., U.S. G.P.O. 1990.
- xxiv, 254 p. ill., maps
- Area handbook series DA pam 550-159 .
Rev. ed. of: Area handbook for Chad / Harold D. Nelson ... [et al.]. 1972. "Research completed December 1988."