Coffey, David Books

Deus Trinitas: The Doctrine of the Triune God

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"Recent years have seen a resurgence of interest in the doctrine of the Trinity, following a long period in which it was considered irrelevant to the rest of theology and to the challenge of Christ...

Did you receive the Holy Spirit when you believed?

By Coffey David

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Grace

By Coffey David

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Believer, Christian, Catholic

By Coffey David

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In Harm s Way

By Gene Allen Smith, Kyle Longley, Coffey David

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Deus Trinitas

By Coffey David

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Family Pets

By Coffey David

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Deus Trinitas

By Coffey David

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Encyclopedia of North American Indian Wars 1607 1890 a Political Social and Military History

By Roberta Wiener, Jim Piecuch, Spencer C. Tucker, James Arnold, Coffey David

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Adrenaline Rush

By Elliot Coffey, Timothy Davis, Coffey David

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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.