Scott McCullar Books

Dewey Decimal System defeats Truman!

By Scott McCullar

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JSA Sourcebook (DC Universe RPG)

By Staff

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Stolen hearts

By Ryan Foley, Scott McCullar

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A Christmas Carol

By Charles Dickens

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A ghost turns up at Ebenezer Scrooge's home one Christmas Eve. It is Jacob Marley, his business partner, who has been dead for seven years. He is dragging heavy chains, and is obviously full of gre...

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.