Curtis A. Jahn Books

Sermon studies on the Epistles

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James, Peter, John, And Jude

By Mark A. Jeske, Curtis A. Jahn, Glenn Myers, Frank Ordaz

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Many people have found The People's Bible to be the most reliable Bible commentary series published. It's the laypeople's Bible down to earth, clearly written, easy to read and understand, filled w...

Stewardship

By Arno J. Wolfgramm

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James Peter John Jude

By Mark A. Jeske

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Speaking the truth in love to Muslims

By Roland Cap Ehlke

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Meditations on favorite scriptures

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Gospel motivation

By Robert J. Koester

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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.