| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Codigo ELE 2. Libro digital + Manual de uso | 978-84-7711-930-2 (84-7711-930-9) | 2013 | Ainoa Polo · Olga Morales |
| Codigo ELE 3. Libro digital + Manual de uso | 978-84-7711-311-9 (84-7711-311-4) | 2014 | |