000 00525nam a2200193 a 4500
005 20210219153055.0
008 991125n 000 0 eng u
035 _aUPN01000076479
100 _aDoran, Rodney L.
222 _aSCIENCE EDUCATION
245 _aEnrollment in advanced science courses in the USA
300 _a613-618
362 _a1991 75, no. 6
653 0 _aCURSOS AVANZADOS
653 0 _aEDUCACION CIENTIFICA
653 0 _aESCUELA SECUNDARIA DE CIENCIAS
904 _aAC
_b014290
905 _aArticulo
999 _c67805
_d67805