| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 1-78110-871-4 | 1781108714 |
| ISBN-13 | 978-1-78110-871-0 | 9781781108710 |
| Agency | English language | |
| Publisher | Pottermore Publishing | |
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 1-78939-029-X | 178939029X |
| ISBN-13 | 978-1-78939-029-2 | 9781789390292 |
| Agency | English language | |
| Publisher | Pottermore Publishing | |