Richards, S. C. (2015). The Marion Experiment: Long-term solitary confinement and the supermax movement. Southern Illinois University Press.
Dyfyniad Arddull ChicagoRichards, Stephen C. The Marion Experiment: Long-term Solitary Confinement and the Supermax Movement. Carbondale, Illinois: Southern Illinois University Press, 2015.
Dyfyniad MLARichards, Stephen C. The Marion Experiment: Long-term Solitary Confinement and the Supermax Movement. Southern Illinois University Press, 2015.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.