Sal Velluto Books

X Men

By Louise Simonson, Sal Velluto, Chris Claremont, Jon Bogdanove

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MOON KNIGHT: MARC SPECTOR OMNIBUS VOL. 1

By Chuck Dixon

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Collects Marc Spector: Moon Knight #1-34, Amazing Spider-Man (1963) #353-358, Moon Knight: Divided We Fall and material from Punisher Annual (1988) #2. Moon Knight's longest-running series gets the...

MOON KNIGHT EPIC COLLECTION: THE TRIAL OF MARC SPECTOR

By Chuck Dixon

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Crimes from his mercenary past return to haunt Moon Knight in this thrilling Epic Collection that concludes one of Moon Knight's most popular eras!As Acts of Vengeance from a dark alliance of villa...

Phantom

By Peter David, Sal Velluto

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Pillar of Light

By Andrew Knaupp, Stephen Harper, Sal Velluto

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Colonna Di Luce

By Steven Harper, Andrew Knaupp, Sal Velluto

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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.