Marvin, M. (1976). Planning assistance programs to reduce school violence and disruption. Research for Better Schools.
Chicago-Zitierstil (17. Ausg.)Marvin, Michael. Planning Assistance Programs to Reduce School Violence and Disruption. Philadelphia: Research for Better Schools, 1976.
MLA-Zitierstil (9. Ausg.)Marvin, Michael. Planning Assistance Programs to Reduce School Violence and Disruption. Research for Better Schools, 1976.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.