Marshall Shelley Books

"Tested strategies to help pastors and church leaders deal with problem people in the church and minister more effectively--even to those who make their lives difficult. Includes ways to combat pot...

Don t Blow up Your Ministry

By Michael MacKenzie, Marshall Shelley

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Troubled Minds

By Amy Simpson, Marshall Shelley

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Knowing God Powerful Helper

By Marshall Shelley

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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.