E. Summers · Elizabeth Summers · Elspeth Summers Cormac McKeown
HarperCollins · Hodder & Stoughton
| title | media type | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Collins Gem - English Dictionary: silver/blue cover | Paperback | 978-0-00-718368-5 | 2005 | Cormac McKeown |
| Collins I Smirt, You Stooze, They Krump: Can you still speak English? | " | 978-0-00-721176-0 | 2006 | Justin Crozier · Cormac McKeown |
| Foolproof Spelling: Flash | " | 978-1-4441-2897-0 | 2011 | |
| Foolproof Spelling: Flash | CD-ROM | 978-1-4441-4140-5 | 2011 | |
| Foolproof Spelling: Flash: Flash | Paperback | 978-1-4441-4043-9 | 2011 | |
| Improve Your Spelling | " | 978-1-4441-2648-8 | 2010 | |
| Improve Your Spelling: Teach Yourself | " | 978-1-4441-0506-3 | 2010 | |
| Improve Your Spelling: Teach Yourself | CD-ROM | 978-1-4441-3109-3 | 2010 | |