Warren, D. L. (1996). School violence: Are programs aimed at reducing violence in schools effective?
Chicago-Zitierstil (17. Ausg.)Warren, Donna Lee. School Violence: Are Programs Aimed at Reducing Violence in Schools Effective? 1996.
MLA-Zitierstil (8. Ausg.)Warren, Donna Lee. School Violence: Are Programs Aimed at Reducing Violence in Schools Effective? 1996.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.