William M. Shea Books

The Lion and the Lamb: Evangelicals and Catholics in America

By William M. Shea

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Knowledge and Belief in America

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Knowledge and Belief in America: Enlightenment Traditions and Modern Religious Thought

By Peter A. Huff, William M. Shea

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The Enlightenment values of individual autonomy, democracy, and secularizing reason appear to conflict with the religious traditions of community, authority, and traditional learning. Yet in Americ...

Trying Times Essays on Catholic Higher Education in the 20th Century

By William M. Shea

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The Struggle over the Past

By William M. Shea

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The Struggle over the Past

By William M. Shea

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The naturalists and the supernatural

By William M. Shea

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Judas was a bishop

By William M. Shea

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Judas was a bishop

By William M. Shea

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The Lion and the Lamb

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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.