| well-formed | ||
| valid hyphenation | ||
| ISBN-10 | 1-55192-246-0 | 1551922460 |
| ISBN-13 | 978-1-55192-246-1 | 9781551922461 |
| Agency | English language | |
| Publisher | Raincoast | |
| well-formed | ||
| valid hyphenation | ||
| ISBN-10 | 960-274-434-0 | 9602744340 |
| ISBN-13 | 978-960-274-434-5 | 9789602744345 |
| Agency | Greece | |
| Publisher | Psychogios Publications | |
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 1-85613-617-5 | 1856136175 |
| ISBN-13 | 978-1-85613-617-4 | 9781856136174 |
| Agency | English language | |
| Publisher | The Book People | |
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 0-7475-4511-1 | 0747545111 |
| ISBN-13 | 978-0-7475-4511-8 | 9780747545118 |
| Agency | English language | |
| Publishers | Bloomsbury Children's Books | |
| Bloomsbury | ||
| Raincoast | ||
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 0-7475-4629-0 | 0747546290 |
| ISBN-13 | 978-0-7475-4629-0 | 9780747546290 |
| Agency | English language | |
| Publishers | Bloomsbury Children's Books | |
| Bloomsbury | ||
| Raincoast | ||
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 1-55192-478-1 | 1551924781 |
| ISBN-13 | 978-1-55192-478-6 | 9781551924786 |
| Agency | English language | |
| Publisher | Raincoast | |
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 84-7596-776-0 | 8475967760 |
| ISBN-13 | 978-84-7596-776-9 | 9788475967769 |
| Agency | Spain | |
| Publisher | Editorial Empúries | |
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 0-7475-6077-3 | 0747560773 |
| ISBN-13 | 978-0-7475-6077-7 | 9780747560777 |
| Agency | English language | |
| Publishers | Bloomsbury Children's Books | |
| Bloomsbury | ||
| Raincoast | ||
| well-formed | ||
| valid hyphenation | ||
| ISBN-10 | 1-55192-670-9 | 1551926709 |
| ISBN-13 | 978-1-55192-670-4 | 9781551926704 |
| Agency | English language | |
| Publisher | Raincoast | |
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 9989-32-332-1 | 9989323321 |
| ISBN-13 | 978-9989-32-332-4 | 9789989323324 |
| Agency | North Macedonia | |
| Publisher | Kultura | |
| well-formed | ||
| valid hyphenation | ||
| ISBN-10 | 1-55192-708-X | 155192708X |
| ISBN-13 | 978-1-55192-708-4 | 9781551927084 |
| Agency | English language | |
| Publisher | Raincoast | |
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 0-7475-7376-X | 074757376X |
| ISBN-13 | 978-0-7475-7376-0 | 9780747573760 |
| Agency | English language | |
| Publishers | Bloomsbury Children's Books | |
| Bloomsbury | ||
| Raincoast | ||
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 84-7596-836-8 | 8475968368 |
| ISBN-13 | 978-84-7596-836-0 | 9788475968360 |
| Agency | Spain | |
| Publisher | Editorial Empúries | |