H. P. ยท HarperCollins Publishers
| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| British Wildlife | 978-0-00-713716-9 | 2002 | |
| Collins Gem English Dictionary | 978-0-00-458934-3 | 1991 | Harpercollins Publishers |
| Collins Portuguese Phrase Book and Dictionary | 978-0-00-717979-4 | 2005 | |
| Dutch Phrase Book CD Pack | 978-0-00-765081-1 | 2003 | |
| England World Cup Companion | 978-0-00-721698-7 | 2006 | HarperCollins UK |
| French Phrase Book | 978-0-00-714174-6 | 2003 | |
| The "Sunday Times" Mephisto Crossword: Bk. 1 | 978-0-00-716533-9 | 2003 | |
| The "Sun" Jumbo Crossword: Bk. 2 | 978-0-00-714996-4 | 2003 | |
| The "Sun" Two-speed Crossword: Bk. 3 | 978-0-00-714628-4 | 2003 | |
| The "Sun" Two-Speed Crossword: Bk.7 | 978-0-00-719832-0 | 2005 | |
| The "Sun" Word Games: Bk. 2 | 978-0-00-714490-7 | 2003 | |
| The "Sun" Word Games: Bk. 3 | 978-0-00-714711-3 | 2003 | |