000 00303nam a2200121Ia 4500
100 _aErickson, Marion J.
942 _cBK
654 _a
245 _aMentally retarded child in the classroom
260 _aNew York
_bMacmillan Publishing Company
_c1965
082 _a371.92
300 _c20 .3 cm
_aix,114
999 _c364019
_d364019
041 _aeng