If you ever went to language school holding a textbook just slightly different from everyone else’s, you know how important it is to actually check for matching ISBNs. An audiobook version, an ebook version and the revised second edition of a book all have different ISBNs. It’s a unique identifier belonging to a specific book formats. It is always a single number, the weighted sum of the digits the ISBN is made of (used for error detection). The next set of numbers refers to the particular publication. You can buy the list of 900.000 registrant elements in a very expensive book. If the registration agency expects the publisher to publish several books, the registrant element is shorter, giving more space for the publication element, and vice versa. You might already noticed that all these groups have a differing length of digits. The next group of numbers, the registrant element belongs to the publisher or to the agency giving out the number. You can check out the whole list of registration numbers here. (10 digit ISBNs start with the country identifier.)Ġ and 1 stand for the English language, 615 in the example above stands for Hungary. It can refer to a country, a language group or a particular territory. (And yes, you simply put 978 in front of older ones to make them 13 digits.) The next group is the registration group element. The first 3 numbers are the “prefix” element. ![]() The number you receive is a unique ISBN for your book. So isn’t it just a random number assigned to a book? Those have an ISSN number assigned to the whole series which doesn’t change with every new title. However, journals, magazines, and other periodicals, cannot get them. They can be assigned to books, audiobooks, even apps belonging to a book. It started with ten digit numbers, but since 2007 they consist of 13 digits so that they can be also read as bar codes. It was developed in 1970, designed to make referring to book titles and different editions of the same book easier across the publishing world. They sell the rulebook to countries or companies, who then sell the International Standard Book Number to you. The rules are made by the International Standards Organization (ISO). ![]() That very long number just under or above the bar code on the back of the book is designed following a very strict set of rules. Try PublishDrive Free What does ISBN stand for? If you’re looking for more help than just ISBNs, like distributing ebooks, audiobooks, and books in print, try PublishDrive for free !
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