Phillip Kennedy Johnson Books

A new age of monsters! As an enraged Hulk tries to take permanent control of the body he shares with Bruce Banner, a mysterious immortal turns every monster on Earth against him in an attempt to fr...

INCREDIBLE HULK VOL. 2: WAR DEVILS

By Phillip Kennedy Johnson

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The new age of monsters continues! Bruce Banner's new friend Charlie reminds him he's more than a man on the run: He's an Avenger. A hero. And heroes help people. So when their travels lead them to...

INCREDIBLE HULK VOL. 3: SOUL CAGES

By Phillip Kennedy Johnson

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The latest groundbreaking, monstrous era of Incredible Hulk continues!In the aftermath of the tragic battle against Frozen Charlotte, Hulk pays a visit to Strange Academy, seeking Brother Voodoo&rs...

ALIEN VOL. 1: BLOODLINES

By Phillip Kennedy Johnson

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The iconic cinematic terror makes its Marvel debut! Gabriel Cruz gave his life to the Weyland-Yutani Corporation — almost literally, thanks to an alien attack he barely survived! Recently ret...

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.