Donald M. Joy Books

Sex, strength, and the secrets of becoming a man

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Offers guidance in life conduct and sexual ethics for Christian teens, emphasizing the physical and emotional changes that accompany the growth of adolescent boys.

The Holy Spirit and you

By Donald M. Joy

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Rebonding

By Donald M. Joy

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Bonding

By Donald M. Joy

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Re-bonding

By Donald M. Joy

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Lovers Whatever Happened to Eden

By Donald M. Joy, Robbie B. Joy

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Parents, kids & sexual integrity

By Donald M. Joy

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Risk-proofing your family

By Donald M. Joy

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Meaningful learning in the church

By Donald M. Joy

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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.