APA (7th ed.) Citation

American University (Washington, D.C.). Foreign Area Studies, & Collelo, T. (1991). Angola: A country study (3rd ed.). Federal Research Division, Library of Congress.

Chicago Style (17th ed.) Citation

American University (Washington, D.C.). Foreign Area Studies, and Thomas Collelo. Angola: A Country Study. 3rd ed. Washington, D.C.: Federal Research Division, Library of Congress, 1991.

MLA (9th ed.) Citation

American University (Washington, D.C.). Foreign Area Studies, and Thomas Collelo. Angola: A Country Study. 3rd ed. Federal Research Division, Library of Congress, 1991.