Martin Luther Books

Martin Luther (1483 1546), the great German Church reformer, is often erroneously seen as someone who suddenly made a complete break with Catholicism and started his own denomination. Nothing could...

12 Reformation Hymns by Martin Luther

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Commentary on Galatians Luther

By Martin Luther

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Luther

By Martin Luther

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Martin Luther s Large Small Catechism

By Martin Luther

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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.