| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 5-389-07435-1 | 5389074351 |
| ISBN-13 | 978-5-389-07435-4 | 9785389074354 |
| Agency | former U.S.S.R | |
| Publisher | Machaon | |
| well-formed | ||
| valid hyphenation | ||
| ISBN-10 | 5-389-10818-3 | 5389108183 |
| ISBN-13 | 978-5-389-10818-9 | 9785389108189 |
| Agency | former U.S.S.R | |
| Publisher | Machaon | |
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 1-78110-188-4 | 1781101884 |
| ISBN-13 | 978-1-78110-188-9 | 9781781101889 |
| Agency | English language | |
| Publisher | Pottermore Publishing | |
| well-formed | ||
| valid hyphenation | ||
| ISBN-10 | 5-389-13624-1 | 5389136241 |
| ISBN-13 | 978-5-389-13624-3 | 9785389136243 |
| Agency | former U.S.S.R | |
| Publisher | Machaon | |
| well-formed | ||
| valid hyphenation | ||
| ISBN-10 | 5-389-13623-3 | 5389136233 |
| ISBN-13 | 978-5-389-13623-6 | 9785389136236 |
| Agency | former U.S.S.R | |
| Publisher | Machaon | |