Help Center Sharing & Selling ISBN Information Common questions about ISBNs and Blurb books Updated April 21, 2016 00:54 What is an ISBN? Do I need an ISBN for my Blurb book? Does Blurb provide free ISBNs? Where will the Blurb-provided ISBN appear on my book? Can I customize where my ISBN appears on the book? How do I use my own ISBN? Why can't I remove the ISBN from my book? Was this article helpful? Yes No Still have questions? Contact us