| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 1-78110-212-0 | 1781102120 |
| ISBN-13 | 978-1-78110-212-1 | 9781781102121 |
| Agency | English language | |
| Publisher | Pottermore Publishing | |
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 88-310-1733-0 | 8831017330 |
| ISBN-13 | 978-88-310-1733-6 | 9788831017336 |
| Agency | Italy | |
| Publisher | Salani Editore | |