Cita APA (7a ed.)

Lynch, J. P., & Sabol, W. J. (1997). Did getting tough on crime pay? Urban Institute.

Cita Chicago Style (17a ed.)

Lynch, James P., y William J. Sabol. Did Getting Tough on Crime Pay? Washington, DC: Urban Institute, 1997.

Cita MLA (8a ed.)

Lynch, James P., y William J. Sabol. Did Getting Tough on Crime Pay? Urban Institute, 1997.