000 00275nam a2200121Ia 4500
100 _aHainstock, Elizabeth G
020 _a0-452-26484-7
942 _cBK
245 _aThe Essential montessori
260 _aA plume, New York
_c1978
082 _a372.2 Hai
300 _axii; 129
999 _c33834
_d33834