Johnson, R. (1987). Hard time: Understanding and reforming the prison (1. print.). Brooks/Cole Publ. Co.
Cita Chicago Style (17a ed.)Johnson, Robert. Hard Time: Understanding and Reforming the Prison. 1. print. Monterey, Calif: Brooks/Cole Publ. Co, 1987.
Cita MLA (8a ed.)Johnson, Robert. Hard Time: Understanding and Reforming the Prison. 1. print. Brooks/Cole Publ. Co, 1987.
Precaución: Estas citas no son 100% exactas.