Published: 2009-12-26

Sources of information: a necessary approach

Olga Ferragut Rodríguez, Belisa Machín Torres, Olina Very Montelongo Sánchez

8-12

A didactic approach to the conceptualization of the magnitudes in the formation of the professional of Education

Wladimir La O Moreno, Rafael Antonio Hernández Cruz Pérez, Luis Enrique Hernández Amaro

51-57