Search by ISBN

- ISBNs have ten digits.

- The tenth digit can be an "X" as well as a number.

- You do not need to include dashes or spaces with the ISBN.

- You can search for multiple buyback ISBNs at once here.

What is an ISBN?
ISBN ISBN stands for International Standard Book Number, and it is used to uniquely identify a book. Normally found on the back cover of a book (as shown) as well as on the title page inside, using this number gives you the best chance of finding a specific title.

You must include all ten digits for a successful ISBN search.