Cita APA (7th ed.)

Coyle, W., & Law, J. (2007). Research papers (14th ed.). Pearson/Longman.

Cita Chicago (17th ed.)

Coyle, William, i Joe Law. Research Papers. 14th ed. New York: Pearson/Longman, 2007.

Cita MLA (9th ed.)

Coyle, William, i Joe Law. Research Papers. 14th ed. Pearson/Longman, 2007.