Cita APA (7a ed.)

Smith, K. B. (1997). Explaining variation in state-level homicide rates: Does crime policy pay?

Cita Chicago Style (17a ed.)

Smith, K. B. Explaining Variation in State-level Homicide Rates: Does Crime Policy Pay? 1997.

Cita MLA (9a ed.)

Smith, K. B. Explaining Variation in State-level Homicide Rates: Does Crime Policy Pay? 1997.