APA-referens (7:e uppl.)

Hudson, B. A. (1993). Penal policy and social justice. Macmillan.

Chicago-referens (17:e uppl.)

Hudson, Barbara A. Penal Policy and Social Justice. Houndmills: Macmillan, 1993.

MLA-referens (9:e uppl.)

Hudson, Barbara A. Penal Policy and Social Justice. Macmillan, 1993.