Robert Greenberger Books

DC comics la enciclopedia

By Daniel Wallace, Irvine Alexander, Robert Greenberger, Carmen G. Aragon, Matthew K. Manning, Alan Cowsill, Scott Beatty, Wilson Sven Freelance Editor, Stephen Wiacek, Jose Luis Lopez Angon

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The Essential Batman Encyclopedia

By Robert Greenberger

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The Essential Superman Encyclopedia

By Robert Pasko Martin Greenberger

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The Essential Batman Encyclopedia

By Robert Greenberger

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The ultimate guide to the man behind the mask . . . and the mythology behind the man.“Criminals are a superstitious, cowardly lot. So my disguise must be able to strike terror into their hearts. I...

Q's Guide to the Continuum

By Robert Greenberger, Michael Jan Friedman

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Star Trek Enterprise Logs

By Robert Greenberger, Carol Greenburg

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Wrath of the Prophets

By Robert Greenberger, Peter David, Michael Jan Friedman

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The planet Kirlos is an artificial world built by a mysterious, long-dead race called the Ariantu. This wondrous sphere holds wealth of undiscovered archaeological treasures, which the U.S.S. Enter...

The disinherited

By Robert Greenberger, Peter David, Michael Jan Friedman

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"The U.S.S. Enterprise faces a deadly alien fleet"--Cover.

Bolos

By Keith Laumer

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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.