APA-Zitierstil (7. Ausg.)

Johnson, R. (1987). Hard time: Understanding and reforming the prison (1. print.). Brooks/Cole Publ. Co.

Chicago-Zitierstil (17. Ausg.)

Johnson, Robert. Hard Time: Understanding and Reforming the Prison. 1. print. Monterey, Calif: Brooks/Cole Publ. Co, 1987.

MLA-Zitierstil (8. Ausg.)

Johnson, Robert. Hard Time: Understanding and Reforming the Prison. 1. print. Brooks/Cole Publ. Co, 1987.