| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 1-78110-291-0 | 1781102910 |
| ISBN-13 | 978-1-78110-291-6 | 9781781102916 |
| Agency | English language | |
| Publisher | Pottermore Publishing | |
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 1-78110-132-9 | 1781101329 |
| ISBN-13 | 978-1-78110-132-2 | 9781781101322 |
| Agency | English language | |
| Publisher | Pottermore Publishing | |
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 84-16367-81-7 | 8416367817 |
| ISBN-13 | 978-84-16367-81-8 | 9788416367818 |
| Agency | Spain | |
| Publisher | Editorial Empúries | |
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 1-78110-804-8 | 1781108048 |
| ISBN-13 | 978-1-78110-804-8 | 9781781108048 |
| Agency | English language | |
| Publisher | Pottermore Publishing | |
| well-formed | ||
| valid hyphenation | ||
| ISBN-10 | 618-01-2924-X | 618012924X |
| ISBN-13 | 978-618-01-2924-3 | 9786180129243 |
| Agency | Greece | |
| Publisher | Psychogios Publications | |
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 1-78939-080-X | 178939080X |
| ISBN-13 | 978-1-78939-080-3 | 9781789390803 |
| Agency | English language | |
| Publisher | Pottermore Publishing | |