Christopher Galt Books

Biblical

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When people around the world begin experiencing events that defy reality, psychiatrist John Macbeth and a team of FBI agents and scientists assemble to find out if this is really a spiritual phenom...

Biblical A Novel

By Christopher Galt

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Biblical

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The Third Testament

By Christopher Galt

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Testament

By David Morrell

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El tercer testamento

By Christopher Galt, Julia Osuna

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Prima dell apocalisse

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El Tercer Testamento

By Christopher Galt

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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.