Andy Lee Graham Books

The rules of travel

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Veteran world traveler Andy Lee Graham is the longest perpetual traveler on the planet, never staying in one place more than three months. In "The Rules of Travel," Andy gives you his simple, hard-...

Life is Good ... Then we Fall

By Andrew Hirst, Andy Lee Graham

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The Hobo Way

By Andy Lee Graham

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Hobo Way

By Andy Lee Graham

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Hobo Way

By Andy Lee Graham

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Travel

By Andy Lee Graham

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How to Meet New People

By Andy Lee Graham

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How to Meet New People

By Andy Lee Graham

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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.