Cita APA (7th ed.)

Gage, J. T. (1987). The shape of reason: Argumentative writing in college. Macmillan.

Cita Chicago (17th ed.)

Gage, John T. The Shape of Reason: Argumentative Writing in College. New York: Macmillan, 1987.

Cita MLA (9th ed.)

Gage, John T. The Shape of Reason: Argumentative Writing in College. Macmillan, 1987.