William L. Coleman Books

Meet the Calderwoods: Family Devotions for Children

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Presents devotional readings featuring a fictitious family, accompanied by Biblical verses and questions for family discussion.

A Light in the Shadows

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What children need to know when parents get divorced

By William L. Coleman

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Discusses the causes and results of divorce with emphasis on the needs of children who must understand their parents' feelings as well as their own and adjust to the changes that divorce brings abo...

Fins Feathers and Faith Prepack

By William L. Coleman

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God doesn't play favorites

By William L. Coleman

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A collection of devotional readings covering such topics as stress, attitude, heroism, and self-perception.

Life in a teenage jungle

By William L. Coleman

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Parents with broken hearts

By William L. Coleman

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Parents With Broken Hearts

By William L. Coleman

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Lord, sometimes I need help!

By William L. Coleman

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Those Pharisees

By William L. Coleman

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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.