000 00303nam a2200121Ia 4500
100 _aGnagey, William J.
942 _cBK
654 _a
245 _aPsychology of discipline in the classroom
260 _aNew York
_bMacmillan Publishing Company
_c1968
082 _a371.5
300 _bPb
_c20.5cm
_aix,81
999 _c403752
_d403752
041 _aeng