Browsing by Author Cárdenas González, Ingrid Nathaly
Showing results 1 to 1 of 1
Issue Date | Title | Author(s) |
---|---|---|
Jul-2011 | Media aritmética : dificultades en alumnos del grado décimo | Cárdenas González, Ingrid Nathaly; Segovia Serna, Leidy Diana |