C C · CASTELLANOS CASAS · CASTELLANOS CASAS RICARDO · R. C.
| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Informatica Activa 1 | 978-970-15-0971-5 | 2005 | |
| Informatica Activa 2 | 978-970-15-0972-2 | 2005 | Gonzalo Ferreyra |
| Informatica Activa 3 | 978-970-15-0973-9 | 2005 | " |
| Tareas Escolares Con Word | 978-958-682-559-7 | 2005 | |
| TAREAS ESCOLARES CON WORD (Alfaomega | 978-970-15-0918-0 | 2010 | |