Keith Champagne Books

JLA Presents: Aztek, the Ultimate Man

By Mark Millar, Grant Morrison, Keith Champagne, N.Steven Harris

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Stranger Things: Science Camp (Graphic Novel)

By Keith Champagne, Written By Jody Houser, Illustrated By Edgar Salazar

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The comics based on the hit Netflix series delve into B-movie horror nostalgia when Dustin goes to summer camp, confronts a sinister figure in an Albert Einstein mask, and joins forces with Suzie t...

Apex Legends: Overtime

By Keith Champagne, Written By Jesse Stern Illustrated By Neil Edwards

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The Legends from the Battle Royale video game, Apex Legends, find themselves pulled together to rescue the city from Mad Scientists, brutal assassins, and the sudden and sinister grip of The Syndic...

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.