000 00728nam a2200229 a 4500
005 20210219153254.0
008 991125n 000 0 eng u
035 _aUPN01000087781
100 _aLederman, Norman G.
222 _aSCIENCE EDUCATION
245 _aMetamorphosis, adaptation, or evolution? : preservice science teachers' concerns and perceptions of teaching and planning
300 _a443-456
362 _a1991 75, no. 4
653 0 _aEDUCACION CIENTIFICA
653 0 _aEDUCACION DEL MAESTRO EN CONSERVACION
653 0 _aENSEƑANZA DEL ESTUDIANTE
653 0 _aESCUELA SECUNDARIA DE CIENCIAS
653 0 _aMICROENSEƑANZA
700 _aGess-Newsome, J.
904 _aAC
_b025592
905 _aArticulo
999 _c72709
_d72709