| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 1-78110-331-3 | 1781103313 |
| ISBN-13 | 978-1-78110-331-9 | 9781781103319 |
| Agency | English language | |
| Publisher | Pottermore Publishing | |
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 1-78939-065-6 | 1789390656 |
| ISBN-13 | 978-1-78939-065-0 | 9781789390650 |
| Agency | English language | |
| Publisher | Pottermore Publishing | |