APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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