Johnson, I. M. (1999). School violence: The effectiveness of a school resource officer program in a southern city.
Chicago-Zitierstil (17. Ausg.)Johnson, Ida M. School Violence: The Effectiveness of a School Resource Officer Program in a Southern City. 1999.
MLA-Zitierstil (8. Ausg.)Johnson, Ida M. School Violence: The Effectiveness of a School Resource Officer Program in a Southern City. 1999.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.