Jon Sweeney Books

Almost Catholic

By Jon M. Sweeney, Jon Sweeney

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Peter Faber

By Jon M. Sweeney

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I Francis

By Carlo Carretto, Jon Sweeney

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Ecological Impacts Of Non Native Invertebrates And Fungi On Terrestrial Ecosystems

By Jon Sweeney, David Langor

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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...

Almost Catholic

By Jon M. Sweeney

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St. Francis and the Problem of Possessions

By Jon Sweeney

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St. Francis and the Problem of Possessions

By Jon Sweeney

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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.