Cita APA (7a ed.)

Planty, M. G. (2000). Examining the Differential Returns from Robbery Incidents. American University.

Cita Chicago Style (17a ed.)

Planty, Michael G. Examining the Differential Returns from Robbery Incidents. [Erscheinungsort nicht ermittelbar]: American University, 2000.

Cita MLA (9a ed.)

Planty, Michael G. Examining the Differential Returns from Robbery Incidents. American University, 2000.