| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 1-338-34053-0 | 1338340530 |
| ISBN-13 | 978-1-338-34053-2 | 9781338340532 |
| Agency | English language | |
| Publishers | Arthur A. Levine Books | |
| Scholastic | ||
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 1-5266-0812-X | 152660812X |
| ISBN-13 | 978-1-5266-0812-3 | 9781526608123 |
| Agency | English language | |
| Publishers | Bloomsbury Children's Books | |
| Bloomsbury | ||
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 1-5266-1237-2 | 1526612372 |
| ISBN-13 | 978-1-5266-1237-3 | 9781526612373 |
| Agency | English language | |
| Publishers | Bloomsbury Children's Books | |
| Bloomsbury | ||
| well-formed | ||
| valid hyphenation | ||
| ISBN-10 | 3-551-55919-8 | 3551559198 |
| ISBN-13 | 978-3-551-55919-7 | 9783551559197 |
| Agency | German language | |
| Publisher | Carlsen | |