Keith Laufenberg Books

Semper Fi Do Or Die

By Keith Laufenberg

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Miami Rock

By Keith G. Laufenberg

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The author of Miami Rock sets a blistering fast pace and this mystery/thriller will keep you on the edge of your seat, from the first page until the last, as you wonder what next calamity may befal...

Kzine Issue 2

By Caroline Dunford, Keith Laufenberg, Billy Wong, Robert Neilson, Donald Uitvlugt

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Saving Primo

By Keith Laufenberg

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.