Todd Dezago Books

Spider-Man subdues Prowler, who has appeared at the scene of two robberies, and is reminded that he should not believe everything he reads in the newspaper.

Two for one

By Todd Dezago

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Spider-Man faces off against both Scorpion and Electro, two nights in a row.

Super Hero Squad

By Todd Dezago, ABDO Publishing Company Staff

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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.