Country Study : Chad

MLA

Collelo, Thomas and Harold D. Nelson. Country Study : Chad. Washington, District of Columbia : Federal Research Division, Library of Congress, 1980.

APA

Collelo, T. & Nelson, H. (1980). Country Study : Chad. Washington, District of Columbia : Federal Research Division, Library of Congress.

Chicago

Collelo, Thomas and Harold D. Nelson. Country Study : Chad. Washington, District of Columbia : Federal Research Division, Library of Congress, 1980.