Cita APA (7th ed.)

Rouhani, F. (1971). A history of O.P.E.C. Praeger.

Cita Chicago (17th ed.)

Rouhani, Fuad. A History of O.P.E.C. New York: Praeger, 1971.

Cita MLA (9th ed.)

Rouhani, Fuad. A History of O.P.E.C. Praeger, 1971.