00398nam a2200133Ia 4500008004100000100002100041245005400062245003900116260004000155260000900195300002400204650001400228650002200242170224s9999 xx 000 0 und d aKaren J. S. Bell aTeachers’ perceptions of bullying among youth  cKaren J. S. Bell & W. Grant Willis bThe Journal of Educational Research c2016 a109: Pages: 159-168 xEducation xSpecial Education