TY  - BOOK
AU  - Gliner, Gails S.
TI  - Factors contributing to success in mathematical estimation in preservice teachers : types of problems and previous mathematical experience
KW  - APLICACION DE LAS MATEMATICAS
KW  - ARITMETICA
KW  - DESTREZAS MATEMATICAS
KW  - ESTIMA
KW  - PRUEBAS MATEMATICAS
ER  -