Catherine Doyle Books

Colleen Plumb

By Catherine Doyle, Julia Cooke, Colleen Plumb, Hope Ferdowsian

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El guardian de las tormentas The Storm Keepers Island

By Catherine Doyle

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Un libro mágico en todos los sentidos. Únete a la aventura de Fionn Boyle. Cuando Fionn Boyle llega a Arranmore, la isla empieza a temblar bajo sus pies. Una vez por generaci&oacu...

Guardian de las tormentas 2. El guerrero de las mareas

By Catherine Doyle, Doyle Catherine

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Twin crowns

By Catherine Doyle, Katherine Webber

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Read Along Dictionary

By Catherine Doyle

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Storm Keepers Battle

By Catherine Doyle

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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.