TY  - BOOK
AU  - Martens, Mary Lee
TI  - Inhibitors to implementing a problem-solving approach to teaching elementary science : case study of a teacher in change
KW  - CAMBIO DE ACTITUD
KW  - CAMBIO EDUCATIVO
KW  - INSTRUCCION CIENTIFICA
KW  - RESOLUCION DE PROBLEMAS
KW  - ROL DEL MAESTRO
N1  - Septiembre 1992
ER  -