Matt Phelan Books

Snow White: A Graphic Novel

By Matt Phelan Illustrated By Matt Phelan

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“Phelan’s noir-esque adaptation of the classic fairy tale is atmospheric, clever, and touching. . . . A stunning, genre-bending graphic novel.” — School Library Journal...

Marilyn s Monster

By Michelle Knudsen, Matt Phelan

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You Are My Friend

By Matt Phelan, Aimee Reid

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Sheep the Rooster and the Duck

By Matt Phelan

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Knights vs. the End of Everything

By Matt Phelan

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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.