| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Agenda expediente X, 1997 | 978-84-01-01061-3 (84-01-01061-6) | 1996 | |
| Collins Gem Spanish Dictionary | 978-0-00-472414-0 (0-00-472414-3) | 2001 | Harpercollins Publishers |
| Diccionario Pocket Aleman-espanol | 978-950-28-0320-3 (950-28-0320-5) | 2004 | |
Grijalbo · HarperCollins · Plaza & Janés