Jon M. Sweeney Books

Light in the Dark Ages

By Dennis J. Sweeney

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Beauty Awakening Belief

By Dennis J. Sweeney

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Verily verily

By Jon M. Sweeney

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The Pope Who Quit

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The riveting story of Pope St. Celestine V, the pope who retired from the papacy.At the close of the tumultuous Middle Ages, there lived a man who seemed destined from birth to save the world. His...

The Pope Who Quit

By Jon M. Sweeney

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The riveting story of Pope St. Celestine V, the pope who retired from the papacy.At the close of the tumultuous Middle Ages, there lived a man who seemed destined from birth to save the world. His...

Almost Catholic

By Jon M. Sweeney

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Nicholas Black Elk

By Jon M. Sweeney

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Teresa of Calcutta

By Jon M. Sweeney

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Beauty Awakening Belief How The Medieval Worldview Inspires Faith Today

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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.