Cita APA (7th ed.)

Cotterill, R. S. (1939). A short history of the Americas. Prentice-Hall.

Cita Chicago (17th ed.)

Cotterill, Robert Spencer. A Short History of the Americas. New York: Prentice-Hall, 1939.

Cita MLA (9th ed.)

Cotterill, Robert Spencer. A Short History of the Americas. Prentice-Hall, 1939.