Barna Research Group Books

The State Of Discipleship: A Barna Report Produced In Partnership With The Navigators

By Barna Group, Navigators (Religious Organization), Barna Research Group

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A Barna Report Produced in Partnership with The Navigators, with content specific to the discipleship programs of The Navigators organization. What is the current state of discipleship in the U.S.?...

Sources of Information for Ministry Business

By George Barna

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Unmarried America

By Telford Work

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The mind of the donor.

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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.