Heather Harpham Kopp Books

Treasured Friends

By Heather Harpham Kopp

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El Dador De Suenos

By Heather Harpham Kopp, Bruce Wilkinson, David Kopp

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I went to the animal fair

By Heather Harpham Kopp

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The Dieter's Prayer Book

By Heather Harpham Kopp

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Friendly Support.  Daily Encouragement.  Spiritual Empowerment.Diets and diet books have never been more popular. At the same time, recent studies show that Americans have never...

Daddy, where were you?

By Heather Harpham Kopp

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Sober mercies

By Heather Harpham Kopp

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A recovering alcoholic and committed Christian discusses how her faith deals with substance dependence as a morality issue that can be solved by prayer and describes how this well-meaning attitude...

Sober Mercies: How Love Caught Up with a Christian Drunk

By Heather Harpham Kopp

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Priscilla s Promise Victorian Bookshelf

By Heather Harpham Kopp

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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.