Richardson, B. (2001). Working with challenging youth: Lessons learned along the way. Brunner/Routledge.
Chicago-Zitierstil (17. Ausg.)Richardson, Brent. Working with Challenging Youth: Lessons Learned Along the Way. Philadelphia, Pa: Brunner/Routledge, 2001.
MLA-Zitierstil (9. Ausg.)Richardson, Brent. Working with Challenging Youth: Lessons Learned Along the Way. Brunner/Routledge, 2001.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.