Derec Aucoin Books

Superman

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Superman's secret identity has only ever been known to a select few. That all changed the day Manchester Black, a gifted telekinetic, uncovered Clark Kent's alter-ego, setting in motion one of the...

Marvel Age Spider Man Volume 4

By Todd Dezago, Valentine DeLandro, Mike Raicht, Logan Lubera, Derec Aucoin, Patrick Scherberger

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JSA

By David S. Goyer, Geoff Johns

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SUPERMAN SUPERFICTION Tome 1

By Aucoin Derec, Casey Joe

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Aquaman de Peter David vol. 02

By Jim Calafiore, Phil Jimenez, Ed Hannigan, Derec Aucoin, Martin Egeland, Alan Caldwell, Peter David, Guillermo Ruiz Carreras

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SpiderMan Family Marvel Adventures SpiderMan

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Rites of Passage

By Marvel Comics, Derec Aucoin, Andy Kuhn

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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.