| well-formed | ||
| valid hyphenation | ||
| ISBN-10 | 7-02-003463-2 | 7020034632 |
| ISBN-13 | 978-7-02-003463-5 | 9787020034635 |
| Agency | China, People's Republic | |
| Publisher | People's Literature Publishing House | |
| not well-formed | |||||||||
| valid hyphenation | |||||||||
| The check-digit is not correct. If the rest of the ISBN is correct (and it may not be), the check digit should be: 2. | |||||||||
| Correcting check-digit gives: 7-02-003463-2 which appears to be valid. The governing agency is: China, People's Republic. | |||||||||