Walker, N. (2003). A man without loyalties: A penologist's afterthought. Barry Rose Law Publishers.
Chicago-Zitierstil (17. Ausg.)Walker, Nigel. A Man Without Loyalties: A Penologist's Afterthought. Chichester: Barry Rose Law Publishers, 2003.
MLA-Zitierstil (8. Ausg.)Walker, Nigel. A Man Without Loyalties: A Penologist's Afterthought. Barry Rose Law Publishers, 2003.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.