Marcia Willett Books

Prodigal Wife

By Marcia Willett

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Prodigal Wife

By Marcia Willett

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Prodigal Wife

By Marcia Willett

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Christmas Angel

By Marcia Willett

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The summer house

By Marcia Willett

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"In the small inlaid wooden box, Matt's mother had kept all his childhood memories. Amongst them are many photos of Matt as a child, growing up. But something about the photos has always puzzled Ma...

The summer house

By Marcia Willett

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Friend of the Family

By Marcia Willett

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Summer in the Country

By Marcia Willett

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Birdcage

By Marcia Willett

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Children s Hour

By Marcia Willett

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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.