Childers Thomas Books

World War II A Military And Social History Audiobook Great Courses on Tape

By Childers Thomas

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Soldier from the war returning

By Childers Thomas

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One of our great national myths surrounds the men and women who fought in World War II. The Greatest Generation, we're told, fought heroically, then returned to America happy, healthy and well-adju...

The information-poor in America

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Information and referral

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Measures of Interlibrary Reference

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The Third Reich

By Childers Thomas

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"The dramatic story of the Third Reich--how Adolf Hitler and a core group of Nazis rose to power and plunged the world into a horrific war, perpetrating the genocidal Holocaust while sacrificing th...

What's good?

By Childers Thomas

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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.