Cita APA (7th ed.)

Coyle, W. (1988). Research papers (7th ed.). Macmillan.

Cita Chicago (17th ed.)

Coyle, William. Research Papers. 7th ed. New York: Macmillan, 1988.

Cita MLA (9th ed.)

Coyle, William. Research Papers. 7th ed. Macmillan, 1988.