Dianne Ahern Books

Today I Made My First Communion

By Dianne Ahern

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Today I Made My First Reconciliation

By Dianne Ahern

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Today Someone I Love Passed Away

By Dianne Ahern

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Curse of the Coins is the third book in a series designed to help young readers discover elements of faith through stories of mystery, adventure, and travel. Set in modern Italy, this book takes Si...

Break In at the Basilica

By Dianne Ahern

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Lost in Peter s Tomb

By Dianne Ahern

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Secrets of Siena

By Dianne Ahern

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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.