Martin Roberts Books

"This book is a fascinating account of a number of criminal cases in the United States and in the United Kingdom, some of which resulted in wrong convictions. The book is part narrative, part analy...

The Grimorium Verum Tres Librorum Prohibitorum Volume 3

By Tim Dry, Amberle L. Husbands, Chris Dougherty, D.T. Griffith, Amelia Mangan, Lisa Jenkins, Tracie McBride, Dean M Drinkel, Christopher Beck, Anthony Cowin, John Gilbert, Lily Childs, Adrian Chamberlin, Justin Miles, Jan Edwards, Christine Morgan, Mike Chinn, Raven Dane, Martin Roberts, Emile Louis Tomas Jouvet

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The Regional mission

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Change Management Excellence

By Martin Roberts, Roberts Martin., M. Roberts

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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.