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035 _aUPN01000101790
100 _aNEWTON, Douglas P.
222 _aEDUCATIONAL AND TRAINING TECHNOLOGY INTERNATIONAL
245 _aTeaching packages and their evaluation through a surrogate teacher model
300 _a375-385
362 _a1993 Vol. 30, no. 4, nov.
653 0 _aEVALUACION EDUCATIVA
653 0 _aMEDIOS DE ENSEƑANZA
653 0 _aTECNOLOGIA EDUCATIVA
904 _aAC
_b039601
905 _aArticulo
999 _c77804
_d77804