| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 1-78110-768-8 | 1781107688 |
| ISBN-13 | 978-1-78110-768-3 | 9781781107683 |
| Agency | English language | |
| Publisher | Pottermore Publishing | |
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 1-78939-081-8 | 1789390818 |
| ISBN-13 | 978-1-78939-081-0 | 9781789390810 |
| Agency | English language | |
| Publisher | Pottermore Publishing | |