00389nam a2200145Ia 4500003000600000005001700006008004100023020001800064040002500082082002000107100001900127245003600146260002700182500003400209NORSU20240710033128.0240214s9999    xx            000 0 und d  a0-335-20584-4  aNORSU-DumcNORSU-Dum  a373.1780994 M61  aMills, Martin  0aChallenging violence in schools  bOpen Univ. Pressc2001  aincludes references and index