000 00389nam a2200145Ia 4500
008 170207s9999 xx 000 0 und d
082 _a371.5 ROB-S
100 _aRoberts, Joan I
245 _aScene of the battle: Group behaviour in Urban classrooms
260 _bAnchor Books, New York
260 _c1971
300 _a463
650 _aSchool discipline; Education
942 _cBOOKS
999 _c15633
_d15633