Browsing by Author Guillén, Leticia
Showing results 8 to 9 of 9
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| Issue Date | Title | Author(s) |
|---|---|---|
| 2009-11-27 | Los retos del editor en México | Guillén, Leticia; Aquino Carmona, Luis Josué |
| 2009-11-27 | Simultánea de ajedrez | Guillén, Leticia |
