978-0-9972254-9-5
0-9972254-9-1
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 0-9972254-9-1 | 0997225491 |
| ISBN-13 | 978-0-9972254-9-5 | 9780997225495 |
| Agency | English language | |
| Publisher | Turkmen State Publishing Service | |
978-0-99-722549-1
| not well-formed | |||||||||
| invalid 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: 5. | |||||||||
| Hyphenation provided appears to be incorrect. It should be: 978-0-9972254-9-1 | |||||||||
| Correcting check-digit gives: 978-0-9972254-9-5 which appears to be valid. The governing agency is: English language. | |||||||||
2012
Turkmenistan
Softcover