Eric Chappell Books

A renowned artist finds himself caught up in a maze of chilling mind games and deceit. When the mysterious Mr. Todd arrives at painter Tony Reed's house, Tony is forced to face the past that still...

Ground Rules

By Eric CHAPPELL

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Night in Question

By Eric CHAPPELL

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Autocad Civil 3d 2013 Essentials

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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.