ISBN 102181356 was input with 9 digits (one digit too few).

The ISBN 102181356 that you entered has got 9 digits, i.e. one digit is missing to make a valid ISBN. You can find information on the format of an ISBN on the home page of this site. This site has found the following 9 numerically correct ISBN out of which the ISBN that you input coule have resulted by a single error (dropping one digit). You can now check out these suggestions in the databases of the following booksellers' sites: (UK), (USA) and (Germany). Additional sites to search by ISBN (in this case, in catalogs of libraries) are e.g. the Library of Congress (USA) or the search gateway of the Deutsche Bibliothek. To the home page
Diese Seite auf deutsch Diese Seite auf deutsch
Tiu ĉi paĝo en Esperanto (Unikodo)
Tiu cxi pagxo en Esperanto (x-igata)
ISBN prefix group: English language
ISBNas­su­med er­rorCatalogs for checking
1-002-18135-6second digit was drop­ped.
third digit was drop­ped.
1-02-158135-6fifth digit was drop­ped.
1-02-180135-6sixth digit was drop­ped.
1-02-181351-6ninth digit was drop­ped.
1-02-181356-7tenth digit was drop­ped.
1-02-181365-6eighth digit was drop­ped.
1-02-181835-6seven­th digit was drop­ped.
1-02-618135-6fourth digit was drop­ped.

You can check another ISBN with this form.

ISBN output language: