Cita APA (7a ed.)

Welsh, B., & Farrington, D. (2009). Making Public Places Safer: Surveillance and Crime Prevention. Oxford University Press, Incorporated.

Cita Chicago Style (17a ed.)

Welsh, Brandon, y David Farrington. Making Public Places Safer: Surveillance and Crime Prevention. Cary: Oxford University Press, Incorporated, 2009.

Cita MLA (9a ed.)

Welsh, Brandon, y David Farrington. Making Public Places Safer: Surveillance and Crime Prevention. Oxford University Press, Incorporated, 2009.