Christy Marx Books

Convergence

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"Once, there were infinite Earths. Then there came a Crisis...a Zero Hour...a Flashpoint. Worlds lived. Worlds died. But some worlds must now fight for their future -- in the Convergence!"

Impact Volume 1 Team Spirit Impact

By Marv Wolfman, Various

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Sv Impact Series 1 Pack Versus (Impact)

By Marv Wolfman, Various

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Tragic Fires Throughout History

By Christy Marx, Katherine White, Ellen V. Libretto

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The Wachowski Brothers: Creators Of The Matrix

By Christy Marx

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Watson And Crick And Dna Primary Sources of Revolutionary Scientific Discoveries and Theories

By Christy Marx

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Battlefield command systems of the future

By Christy Marx

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Life in the Ocean Depths

By Christy Marx

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Discusses the conditions that make it difficult for humans to explore Earth's oceans, looks at devices that have been created to allow humans to survive under the water, and introduces some of the...

Teenage mutant ninja turtles adventures

By Dean Clarrain

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The action continues in a collection of classic Turtles tales that includes "Wild Angels," in which the Turtles, Splinter, and April have been kidnapped, allowing Maligna to advance his plans to in...

Teenage mutant ninja turtles adventures

By Dean Clarrain

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The all-ages TMNT action continues in this collection of TMNT Adventures! Enjoy classic Turtles tales like "Search and Destroy", "Gimme Danger," "Raw Power," "The Keeper," and "In The Dark."

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.