| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 1-4088-9813-6 | 1408898136 |
| ISBN-13 | 978-1-4088-9813-0 | 9781408898130 |
| Agency | English language | |
| Publishers | Bloomsbury Children's Books | |
| Bloomsbury | ||
| Bloomsbury Paperbacks | ||
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 1-5266-2454-0 | 1526624540 |
| ISBN-13 | 978-1-5266-2454-3 | 9781526624543 |
| Agency | English language | |
| Publishers | Bloomsbury Children's Books | |
| Bloomsbury | ||