Walker, S. (1985). Sense and nonsense about crime: A policy guide. Brooks/Cole.
Cita Chicago Style (17a ed.)Walker, Samuel. Sense and Nonsense About Crime: A Policy Guide. Monterey, Calif: Brooks/Cole, 1985.
Cita MLA (9a ed.)Walker, Samuel. Sense and Nonsense About Crime: A Policy Guide. Brooks/Cole, 1985.
Precaución: Estas citas no son 100% exactas.