Johnson, D. W. (1995). Reducing school violence through conflict resolution. Association for Supervision and Curriculum Development.
Chicago-Zitierstil (17. Ausg.)Johnson, David W. Reducing School Violence Through Conflict Resolution. Alexandria, Va: Association for Supervision and Curriculum Development, 1995.
MLA-Zitierstil (9. Ausg.)Johnson, David W. Reducing School Violence Through Conflict Resolution. Association for Supervision and Curriculum Development, 1995.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.