Dyfyniad APA

American University (Washington, D.C.). Foreign Area Studies, & Nelson, H. D. (1972). Area handbook for Nigeria (Rev. 3rd ed.). For sale by the Supt. of Docs., U.S. G.P.O..

Dyfyniad Arddull Chicago

American University (Washington, D.C.). Foreign Area Studies, and Harold D. Nelson. Area Handbook for Nigeria. Rev. 3rd ed. Washington, D.C.: For sale by the Supt. of Docs., U.S. G.P.O., 1972.

Dyfyniad MLA

American University (Washington, D.C.). Foreign Area Studies, and Harold D. Nelson. Area Handbook for Nigeria. Rev. 3rd ed. For sale by the Supt. of Docs., U.S. G.P.O., 1972.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.