Lua APA (7ú heag.)
American University (Washington, D.C.). Foreign Area Studies, Herrick, A. B., & Kaplan, I. (1979). Angola: A country study (2d ed.). for sale by the Supt. of Docs., U.S. Govt. Print. Off..
Lua i Stíl Chicago (17ú heag.)
American University (Washington, D.C.). Foreign Area Studies, Allison Butler Herrick, agus Irving Kaplan. Angola: A Country Study. 2d ed. Washington ; Foreign Area Studies, American University: for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1979.
Lua MLA (9ú heag.)
American University (Washington, D.C.). Foreign Area Studies, et al. Angola: A Country Study. 2d ed. for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1979.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.