Claudia Black Books

It Will Never Happen to Me!

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This "little green book," as it has come to be known to hundreds of thousands of C.O.A.'s and A.C.O.A.'s, is meant to help the reader understand the roles children in alcoholic families adopt, the...

Double duty

By Claudia Black

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It's Never Too Late to Have a Happy Childhood : Inspirations for Inner Healing

By Claudia Black

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Double Duty

By Claudia Black

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Double duty

By Claudia Black

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Double Duty

By Claudia Black

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The missing piece

By Claudia Black

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Missing Piece

By Claudia Black

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It Will Never Happen to Me

By Claudia Black

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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.