Selman, D., & Leighton, P. (2010). Punishment for sale: Private prisons, big business and the incarceration binge. Rowman & Littlefield.
Lua i Stíl Chicago (17ú heag.)Selman, Donna, agus Paul Leighton. Punishment for Sale: Private Prisons, Big Business and the Incarceration Binge. Lanham, MD: Rowman & Littlefield, 2010.
Lua MLA (9ú heag.)Selman, Donna, agus Paul Leighton. Punishment for Sale: Private Prisons, Big Business and the Incarceration Binge. Rowman & Littlefield, 2010.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.