Why does the same book have different isbn numbers


Why do ISBN numbers not match?

Generally that means that one of the numbers is for hardcover and the other is for paperback. The publisher may have entered the wrong one either on the dust jacket, or inside. Check inside to see if they are both there, somewhere.

Does the ISBN number change with each edition?

An ISBN is assigned to each separate edition and variation (except reprintings) of a publication. For example, an e-book, a paperback and a hardcover edition of the same book will each have a different ISBN.

Why do books have different editions?

Some editions are updates to cope with an error. Some are changed because the publisher thinks a new cover will bring in more readers. Some are because one edition is for the initial print run, while later editions are print on demand copies.

What does the ISBN number mean on a book?

International Standard Book Number

Can 2 books have the same ISBN?

For example, paperback and hardcover versions of the same title will have different ISBNs. A textbook will have a separate ISBN for each edition. … If a book is reprinted by its same publisher without any changes or revisions, it will keep the same ISBN.

Does textbook edition really matter?

The edition doesn’t matter for most classes, unless the prof is assigning homework directly from the text. If it’s just required reading, it almost never matters. Buy the used books, find free PDFs, or use the library reserve copies. Calculus is probably the most useless textbook.

What if a book has no ISBN number?

If a book doesn’t show the ISBN on the back cover, look on the page featuring the copyright and publisher information and the ISBN will be found there. Important note: ISBN numbers were introduced in 1970. Any book printed before 1970 will not have an assigned ISBN.

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Should I buy my own ISBN number?

If your book is a personal project, purely for fun or for family only, then the publisher may not matter to you. But if you want your book to be taken seriously by bookstores, media, and even book buyers, you should register your own ISBNs and assign a publishing company name.

Do you need a new ISBN for a second edition?

If you create a second edition with new material to “freshen” the book and give it new marketing life, it must have a new ISBN. … In other words, Book A has one ISBN, Book B has a second ISBN, and Books A&B together should have a third ISBN. If the price of the book changes you do NOT need a new ISBN.

How much do books change between editions?

According to research by state PIRGs (Public Interest Research Groups), the new price for each edition of the textbook is an average of 12 percent higher than the previous edition. In addition, when a new edition is released, both the new and used prices of the previous edition drop dramatically.

Is Library Binding the same as hardback?

The aftermarket library binding is the method of binding serials, and re-binding paperback or hardcover books, for use within libraries. Library binding increases the durability of books, as well as making the materials easier to use.

Does every book have an ISBN number?

3. Does a book title have a constant ISBN? No. Each version (ebook, hardcover, paperback, or audiobook) will require a separate ISBN.

What does ISBN 13 stand for?

International Standard Book Number

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How do I get a free ISBN?

You can purchase an ISBN or obtain one for free through your self-publishing platform.

  1. Here are two ways to get an ISBN for a self-published book:
  2. If you’re a resident of the United States, you can purchase an ISBN through Bowker.
  3. There are limitations to this.

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