000 00487nam a2200193 a 4500
005 20210219154348.0
008 991125n 000 0 eng u
035 _aUPN01000123549
100 _aTHOMAS, Donald W.
222 _aHARVARD EDUCATIONAL REVIEW
245 _aAbout teaching and teachers
300 _a220-222
362 _a1985 Vol. 55, No. 2. may.
653 0 _aAPRENDIZAJE
653 0 _aMAESTROS
653 0 _aMOTIVACION
904 _aAC
_b000218
905 _aArticulo
999 _c95729
_d95729