Paul G. Crowley Books

Rahner beyond Rahner

By Paul G. Crowley S.J.

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Rahner beyond Rahner

By Paul G. Crowley S.J.

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In ten thousand places

By Paul G. Crowley

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Unwanted Wisdom

By Paul G. Crowley

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The unmoored God

By Paul G. Crowley

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This short, profound reflection centers on the meaning of faith and the place of God in a time of "dislocation." As Paul Crowley writes: "Dislocated humanity is met by a God who chooses a divine di...

En lugares sin cuento

By Paul G. Crowley

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From Vatican II to Pope Francis

By Paul G. Crowley

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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.