Gordon Charles Books

The Canada trip

By Gordon Charles

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How to be not too bad

By Gordon Charles

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The Canada trip

By Gordon Charles

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This is not a conventional travel guide. It is not a travel guide at all. Instead, it is Charles Gordon writing a very funny book about a wonderful trip that he and his faithful spousal companion N...

The grim pig

By Gordon Charles

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The grim pig

By Gordon Charles

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Portfoolio 8

By Gordon Charles, Guy Badeaux

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The governor general's bunny hop & other reports from the nation's capital

By Gordon Charles

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Pigeon River country

By Gordon Charles

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A boy, a bike & Buster

By Gordon Charles

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Alternative to War

By Gordon C. Zahn

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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.