Cita APA (7th ed.)
Howard League for Penal Reform, ebrary, Inc, & Whitfield, D. (1991). The state of the prisons--200 years on. Routledge.
Cita Chicago (17th ed.)
Howard League for Penal Reform, Inc ebrary, i Dick Whitfield. The State of the Prisons--200 Years on. London ; New York: Routledge, 1991.
Cita MLA (9th ed.)
Howard League for Penal Reform, et al. The State of the Prisons--200 Years on. Routledge, 1991.
Atenció: Aquestes cites poden no estar 100% correctes.