Eric Zawadzki Books

Kingmaker

By Eric Zawadzki, Matthew Schick

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Eternal

By Eric Zawadzki, Ryan Lindsay

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The Pithdai Gate

By Eric Zawadzki, Matthew Schick

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House of El Book One: The Shadow Threat

By Claudia Gray

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Welcome to a brand-new vision of one of comics’ most famous tragedies, from New York Times bestselling author Claudia Gray and illustrator Eric Zawadzki. In this first graphic novel in a tril...

House of El Book Two: The Enemy Delusion

By Claudia Gray

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Welcome to a brand-new vision of one of comics' most famous tragedies, from New York Times bestselling author Claudia Gray and illustrator Eric Zawadzki. In this second book of a graphic novel tr...

House of El Book Three: The Treacherous Hope

By Claudia Gray

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Welcome to a brand-new vision of one of comics’ most famous tragedies from New York Times bestselling author Claudia Gray and illustrator Eric Zawadzki.  In this final book of a graphic...

Heart Attack Vol. 1

By Mike Spicer, Eric Zawadzki, Shawn Kittelsen

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Heart Attack Volume 1

By Eric Zawadzki, Shawn Kittelsen, Michael Garland

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Skybound Presents

By Leon Hendrix III, Eric Zawadzki

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Time Before Time Vol. 3

By Declan Shalvey, Eric Zawadzki, Rory McConville, Ron Salas

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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.