Cita APA (7th ed.)

Morris, R. B. (1939). The era of the American Revolution. Columbia U.P..

Cita Chicago (17th ed.)

Morris, Richard Brandon. The Era of the American Revolution. N.Y.: Columbia U.P., 1939.

Cita MLA (8th ed.)

Morris, Richard Brandon. The Era of the American Revolution. Columbia U.P., 1939.