Christine M. Thomas Books

The Acts of Peter, Gospel Literature, and the Ancient Novel: Rewriting the Past

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The Acts of Peter, one of the Apocryphal Acts of the Apostles that detail the exploits of the key figures of early Christianity, provides a unique window into the formation of early Christian narra...

Phrygian votive steles

By Thomas Drew Bear

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Acts of Peter Gospel Literature and the Ancient Novel

By Christine M. Thomas

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Ephesos As a Religious Center under the Principate

By Allen Black, Trevor W. Thompson, Christine M. Thomas

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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.