Matt Gagnon Books

Poe

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In Baltimore, 1847, Edgar Allan Poe suffers following the death of his wife, Virginia, but finds focus by helping his brother, a Baltimore police officer, investigate a string of murders with a sup...

Poe

By J. Barton Mitchell

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Day Men Vol. 2

By Matt Gagnon, Michael Alan Nelson, Brian Stelfreeze

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Irredeemable Volume 2 Irredeemable

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Freelancers Vol. 1

By Felipe Smith, Joshua Covey, Matt Gagnon, Eric M. Esquivel

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Day Men

By Matt Gagnon, Michael Alan Nelson, Brian Stelfreeze

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Day Men Vol. 1

By Matt Gagnon, Michael Alan Nelson

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Day Men 7

By Matt Gagnon, Michael Alan Nelson

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Day Men 8

By Matt Gagnon, Michael Alan Nelson

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Day Men 4

By Matt Gagnon, Michael Alan Nelson

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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.