ISBN 0071004999 hat failed the check­sum digit test.
The following 16 formally correct ISBNs were determined. Starting from these ISBNs the value 0071004999 that you input could have resulted frome one error (error in one digit or transposition of two digits.) You can now check using the links given for the catalogs of amazon.co.uk, amazon.com and amazon.de whether any book is listed for the respective URL. To the home page
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ISBN prefix group: English language
ISBNas­su­med er­rorCatalogs for checking
0-00-100499-9third digit was chan­ged. amazon.co.uk amazon.com amazon.de
0-04-100799-93rd and 7th digits were swap­ped. amazon.co.uk amazon.com amazon.de
0-07-010499-94th and 5th digits were swap­ped. amazon.co.uk amazon.com amazon.de
0-07-100199-9seven­th digit was chan­ged. amazon.co.uk amazon.com amazon.de
0-07-100459-9eighth digit was chan­ged. amazon.co.uk amazon.com amazon.de
0-07-100493-9ninth digit was chan­ged. amazon.co.uk amazon.com amazon.de
0-07-100499-8tenth digit was chan­ged. amazon.co.uk amazon.com amazon.de
0-07-100994-97th and 9th digits were swap­ped. amazon.co.uk amazon.com amazon.de
0-07-102499-9sixth digit was chan­ged. amazon.co.uk amazon.com amazon.de
0-07-190499-9fifth digit was chan­ged. amazon.co.uk amazon.com amazon.de
0-07-400499-9fourth digit was chan­ged. amazon.co.uk amazon.com amazon.de
0-07-900419-94th and 8th digits were swap­ped. amazon.co.uk amazon.com amazon.de
0-09-100479-93rd and 8th digits were swap­ped. amazon.co.uk amazon.com amazon.de
0-671-00499-9second digit was chan­ged. amazon.co.uk amazon.com amazon.de
0-9710040-9-92nd and 8th digits were swap­ped. amazon.co.uk amazon.com amazon.de
1-0710-0499-9first digit was chan­ged. amazon.co.uk amazon.com amazon.de

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