000 00304nam a2200109Ia 4500
008 170707s9999 xx 000 0 und d
050 _a371.102 C614
100 _aArthur-Kelly Michael
245 0 _aClassroom management: creating positive learning environments
260 _c2007
942 _2lcc
_cBK
_kCirc.
999 _c13633
_d13633