000 00286nam a2200121Ia 4500
003 LDD
040 _cLDD
041 _aen
245 4 _aThe Physics Teacher
260 _aAmerican Association of Physics Teacher
_bNew York
_c1 Jan-31 Dec,1991
362 _a29-29
_b01-Sep
942 _2ddc
_cJ
999 _c189851
_d189851