Peter Ellis Books

Who were the Druids? The Romans viewed them as occult priests indulging in human sacrifice and forecasting the future from human entrails. Some say they were amiable sorcerers. Others portray them...

Caesar's Invasion Of Britain

By Peter Berresford Ellis

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Butterworths Personal Injury Litigation Service

By Andrew Buchan, David Chalk, Michael Cook, Nicholas Bevan, Edith Pargeter, Margaret R. De Haas, Graham Dickinson

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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.