What is an ISBN and Why Do I Need One?

An ISBN (International Standard Book Number) is a1. Advantage: You can sell your book in brick and
book's identifier, much like a social security number. It'smortar stores. By scanning the bar code, retailers
a 13-digit number which is applicable worldwide andidentify the book title, publisher, and author, ensuring that
unique to your book. The ISBN system uses a 13-digityou are credited with the sale and that their inventory
number on the copyright/information page, and it alsois updated with each purchase.
uses a bar code and number on the back cover.2. Disadvantage: ISBNs, both the numbers and the bar
But what's it for? I have a lot of people who ask mecode, cost money. Getting both in a package costs
that question. Do you really need an ISBN?around $150, but you can check for current prices at
That depends. Sometimes you do, and sometimes youor BowkerLink.com, who is the exclusive supplier of
don't. It depends on where and how you intend to sellISBNs.
or distribute your book.3. Advantage: An ISBN gives your book credibility to
The ISBN provides a standard way for publishers toothers. It's viewed as a symbol of prestige to your
number their products so they cannot be duplicated bybook. By the way, the absence of an ISBN is one sign
other publishers. You need an ISBN if you are going tothat your book is not published through a traditional
sell your book in bookstores, through retailers, or onlinemainstream publisher.
storefronts, like There are no exceptions-if you're going4. Disadvantage: It takes up to six weeks to receive
to sell your book in the traditional marketplace, youyour book's ISBN, so if you're not going to sell it through
must have an ISBN.retail stores or on line sites which require it, it might
That's the big advantage to having an ISBN, and onecause an unnecessary delay in your book's release.
that is usually the driving force behind acquiring one.5. Advantage: Purchasing an ISBN for your book puts
However, if you don't intend to sell your book throughit in the worldwide catalog of published books. You
any of the avenues mentioned above, you don't reallymust be included in this catalog if you want your book
need an ISBN. For instance, if your book is a freeavailable in libraries.
promotional item that you'll give away or package withGiven those points, the determining factor in whether
another product, it doesn't really need an ISBN. Or, ifyou need an ISBN is how you intend to distribute or
you use your book as a business card, distributing itmarket it. Even if you aren't going to sell your book
free to potential clients, it's not necessary to have anthrough online or retail vendors, you might want to
ISBN. Also, if your book will be sold solely at the backorder an ISBN anyway, leaving the option open later
of the room during your speaking events, you won'tshould you change your mind. It's your call-only you
need an ISBN.know the value that an ISBN will give to your particular
What are the advantages and disadvantages of anbook. Only you can determine the advantages it will
ISBN?bring to you in terms of sales and credibility.