well-formed | ||
valid hyphenation | ||
ISBN-10 | 977-14-3300-8 | 9771433008 |
ISBN-13 | 978-977-14-3300-2 | 9789771433002 |
Agency | Egypt | |
Publisher | Nahdet Misr |
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: 8. | |||||||||
Correcting check-digit gives: 977-14-3300-8 which appears to be valid. The governing agency is: Egypt. |