Charles Barman Books

Addison Wesley Science

By Michael A. DiSpezio, Charles Barman

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Addison Wesley Outdoor Education GUIDE FOR TEACHERS

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Addison Wesley Science Grade 5 Student Text

By Charles Barman, Michael Des Eczop

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Physical Science

By Charles Barman

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Resist to the End

By Ray Barman, Charles Barman

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This is one of the fullest descriptions of the fighting in Hong Kong and subsequent imprisonment, but in addition it is exceptional in being the view of a mature professional soldier, one who had s...

Resist to the End

By Charles Barman

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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.