Cita APA (7th ed.)

Smith, C. E., & Moorhead, P. G. (1939). A short history of the ancient world. Appleton-Century-Crofts.

Cita Chicago (17th ed.)

Smith, Charles Edward, i Paul Grady Moorhead. A Short History of the Ancient World. New York: Appleton-Century-Crofts, 1939.

Cita MLA (9th ed.)

Smith, Charles Edward, i Paul Grady Moorhead. A Short History of the Ancient World. Appleton-Century-Crofts, 1939.