C.M. · Elspeth Summers Cormac McKeown
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Collins Gem - English Dictionary: silver/blue cover | 978-0-00-718368-5 (0-00-718368-2) | 2005 | Elspeth Summers |
| Collins I Smirt, You Stooze, They Krump: Can you still speak English? | 978-0-00-721176-0 (0-00-721176-7) | 2006 | Justin Crozier · Elspeth Summers |