DEREK BENJAMIN HEATER Books

Our World This Century: New Edition for GCSE

By Derek Heater

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World Affairs. 2

By Derek Heater, Gwyneth Owen

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National self-determination

By Derek Benjamin Heater

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The Theory of Nationhood

By Derek Heater, Derek Benjamin Heater

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An innovative and entertaining examination of different approaches to the theory of nationhood in Europe from the late eighteenth century to the early twentieth century which focuses on the ideas o...

World Citizenship and Government

By D. Heater

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National Self determination

By Derek Heater, David Heater

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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.