Bob Greenberger Books

After Earth: Innocence

By Bob Greenberger, Michael Jan Friedman, Benito Lobel

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A thrilling prequel comic book to After Earth, the highly anticipated science fiction adventure film starring Will Smith and Jaden Smith! A NEW HOME. A NEW ENEMY. More than two centuries ago, a...

Wonder Woman Amazon. Hero. Icon.

By Bob Greenberger

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Masters of Spanish Comic Book Art

By Esteban Maroto, Jose Gonzalez, Bob Greenberger, David Roach, Sanjulian

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Art of Ramona Fradon

By Ramona Fradon, Bob Greenberger, Howard V. Chaykin

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OOOFF BOFF SPLATT the Subterranean Blue Grotto Essays on Batman 66 Season Three

By Bob Greenberger, Keith R. A. DeCandido, Barbara Kesel, Paul Kupperberg, Rich Handley

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BIFF BAM EEE YOW the Subterranean Blue Grotto Guide to Batman 66 Season Two

By Bob Greenberger, Keith R. A. DeCandido, Peter David, Greg Cox, Michael Friedman

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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.