Carol Ellis Books

Silent witness

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When Lucy Monroe's friend Allen dies, his mother gives her some of his belongings, including a videotape revealing a deadly crime, and now someone will do anything to make sure Lucy never sees the...

The Body

By Carol Ellis

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She's seen something too horrifying for words. No one knows what really happened the night Lisa Randolph fell off the cliff. Now she is paralyzed and mute, so it seems no one ever will. Then Mel...

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.