Donald Warren Books

American Teachers: Histories of a Profession at Work

By Donald Warren

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The radical center

By Donald I. Warren

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The radical center

By Donald I. Warren

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Radio Priest: Charles Coughlin, The Father of Hate Radio

By Donald Warren, Donald I. Warren

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In 1926, Father Charles Coughlin established The Shrine of the Little Flower in Royal Oak, Michigan. Over the course of the next four decades, Coughlin built this small Catholic church into a large...

Civic and Moral Learning in America

By D. Warren, J. Patrick

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Civic and Moral Learning in America

By Donald Warren

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Civic and Moral Learning in America

By Donald Warren, D. Warren, John Patrick, J. Patrick

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Red Kingdom of Saxony

By Donald Warren Jr

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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.