ALAN GRATZ Books

Code of honor

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When his brother is wrongly labeled a terrorist, 17-year-old Iranian-American Kamran Smith joins a ragtag team of underground intelligence professionals to prove his brother's innocence and prevent...

Vor uns das Meer

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Ground Zero

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Spin The Bottle

By Elizabeth Cody Kimmel

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When aspiring actress Phoebe and her best friend, the brainy Harper, enter middle school, their friendship is briefly tested by Phoebe's admiration of some of the drama club students and the intens...

Allies

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Out of Hiding

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Ban This Book

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Allies

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Allies

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Vor uns das Meer

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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.

ALAN GRATZ Books

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

What is an EAN and How Does it Relate to an ISBN?