Charles F. Gritzner Books

People in the world geographic landscape, showing students how people are affected by and respond to, economic, social, and political forces at the global and the local scale.

Mexico

By Charles F. Gritzner

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Deserts Extreme Environments

By Charles F. Gritzner

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Polar Regions Extreme Environments

By Charles F. Gritzner

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Geography of Extreme Environments Set Geography of Extreme Environments

By Charles F. Gritzner

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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.