DRT Press · Marshall Cavendish
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| The Forever Friends Club | 978-1-933084-02-2 (1-933084-02-2) | 2010 | Sue Gainor |
| Truth About Horses, Friends, & My Life As a Coward, The | 978-0-7614-5459-5 (0-7614-5459-4) | 2008 | |
P.G. · P. Gibson · S. G. · S. Gibson · S P · Sarah Gibson · Sarah P.