Paul Holden Books

"Summarizes recent studies of region's private sector, focusing on key variables, both institutional and economic, that create the incentives and economic environment favorable to growth of private...

How to Pass ECDL 4: AND Practical Exercises for ECDL: Office XP

By Sharon Murphy, Jackie Sherman, Paul Holden

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How to Pass ECDL 4: Office 2000 with Practical Exercises for ECDL Pack

By Sharon Murphy, Jackie Sherman, Paul Holden

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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.