Cita APA (7a ed.)

Avio, K. L. (2003). The economics of prisons. Changing the guard, 9-55.

Cita Chicago Style (17a ed.)

Avio, Kenneth L. "The Economics of Prisons." Changing the Guard 2003: 9-55.

Cita MLA (9a ed.)

Avio, Kenneth L. "The Economics of Prisons." Changing the Guard, 2003, pp. 9-55.