Christenson, J. M. (1996). The keepers and the caged: Heroes and necromancers in the prison system today. Kendall/Hunt.
Chicago-Zitierstil (17. Ausg.)Christenson, Jean Marie. The Keepers and the Caged: Heroes and Necromancers in the Prison System Today. Dubuque, Iowa: Kendall/Hunt, 1996.
MLA-Zitierstil (8. Ausg.)Christenson, Jean Marie. The Keepers and the Caged: Heroes and Necromancers in the Prison System Today. Kendall/Hunt, 1996.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.