John Van Fleet Books

Elseworlds Justice League

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"The Justice League as enforcers in the Wild West? A world where Superman and Batman never came to be and instead Supergirl and Batgirl protect Metropolis and Gotham City? Wonder Woman fighting Jac...

Widow s Weeds Clan Novel Tremere Trilogy Book 2

By John Van Fleet, Eric Griffin

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Batman

By Geoff Johns, Giuseppe Camuncoli, Mark Waid, Felip Tobar Pastor, John Van Fleet, Grant Morrison, Greg Rucka, J.H. Williams III, Andy Kubert, Keith Giffen, Joe Bennett

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Season One

By Sean Scoffield, John Van Fleet, Claude St. Aubin, Val Mayerick, Chris Carter

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Batman

By John Van Fleet, Chuck Dixon

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Batman: The Chalice

By John Van Fleet, Chuck Dixon

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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.