H.S. · H-U. · HarperCollins UK · U. S.
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Collins Dictionary and Grammar – Collins Spanish Dictionary and Grammar | 978-0-00-722388-6 (0-00-722388-9) | 2006 |
| HarperCollins Student World Atlas | 978-0-06-059533-3 (0-06-059533-7) | 2004 |