| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Collins Advanced Spanish Grammar with Practice Exercises | 978-0-00-749032-5 | 2013 | |
| Collins Easy Learning Audio Course - Complete Spanish: Language Learning the easy way with Collins | 978-0-00-752151-7 | 2013 | Carmen García del Rio |
| Complete Spanish Box Set | 978-0-00-734778-0 | 2010 | " |
| Spanish: Stage 2 | 978-0-00-728754-3 | 2009 | |