Paul Levitz Books

Power Girl

By Paul Levitz, Paul Kupperberg, Geoff Johns

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Justice Society Vol. 1 Justice Society of America

By Paul Levitz, Gerry Conway

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Legion of Super Heroes

By Steve Lightle, Paul Levitz, Keith Giffen

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Legion of Super heroes

By Paul Levitz

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The team discovers a factory hidden between dimensions creating a Sun-Eater. Plus, the team must protect candidates for the presidency of Earth-- while the Legion casts ballots for a new leader of...

Gathers comic books from the 1980s to tell the story of the Legion of Super-Heroes and their stuggle against the villain Darkseid and his campaign against their peaceful 30th century world, conside...

The Legion of Super Heroes 1

By Paul Levitz, Yildiray Cinar

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Legion of Super Heroes

By Paul Levitz

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"Following the events of the critically acclaimed The Great Darkness Saga comes The Legion of Super-Heroes: The Curse by legendary creators Paul Levitz and Keith Giffen! This volume explores the va...

The secret society of super villains

By Gerry Conway

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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.