Julia Whelan Books

The Ninth Metal

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"Dana Nolan was a promising young TV reporter until she was kidnapped by a notorious serial killer. A year has passed since she defeated her attacker, but Dana is still physically, emotionally, and...

Stay

By Allie Larkin

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Driftwood Summer

By Patti Callahan Henry

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One True Theory of Love

By Laura Fitzgerald

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Zombies vs. Unicorns

By Justine Larbalestier, Holly Black

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Cold Cold Heart

By Tami Hoag

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Cold Cold Heart

By Tami Hoag

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Playing With Fire

By Tess Gerritsen, Will Damron, Julia Whelan

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Perversion of Justice

By Julie K. Brown

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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.