Mark Pennington Books

Deadpool

By Lee Garbett, John Layman, Mark Pennington, Juan Doe

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In a perfect world, what could possibly go wrong? Peter Parker thinks life couldn't get any better - until an explosion at Horizon Labs plummets him (along with Deadpool and Hulk) into another dime...

Avengers arena

By Dennis Hopeless

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Avengers Arena

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"Awakening on an isolated island, a scared group of young superhumans-- including X-23, Darkhawk, and members o the Runaways and the Avengers Academy-- are given a chilling ultimatum by their demen...

Avengers Arena

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Elijah

By Stephen Whitehouse, Sophie Pennington, Mark Pennington

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Angel of Dent

By Mark Pennington

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Comparative Politics

By Mark Pennington, Judith Bara, Judith Linda Bara

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Planning and the Political Market

By Mark Pennington

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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.