Cita APA (7th ed.)

American University (Washington, D.C.). Foreign Area Studies, Nelson, H. D., & Nyrop, R. F. (1978). Morocco: A country study (4th ed.). For sale by the Supt. of Docs., U.S. Govt. Print. Off..

Cita Chicago (17th ed.)

American University (Washington, D.C.). Foreign Area Studies, Harold D. Nelson, i Richard F. Nyrop. Morocco: A Country Study. 4th ed. Washington: For sale by the Supt. of Docs., U.S. Govt. Print. Off., 1978.

Cita MLA (8th ed.)

American University (Washington, D.C.). Foreign Area Studies, et al. Morocco: A Country Study. 4th ed. For sale by the Supt. of Docs., U.S. Govt. Print. Off., 1978.