Andrew Duff Books

Mammals of the World: A Checklist

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"This is the first checklist of mammals of the world to include both English and scientific names for every species, as well as a brief summary of their distribution and habitat. A checkbox and a s...

Maastricht and Beyond

By Andrew Duff, John Pinder

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Mammals of the World

By Andrew Duff, Ann Lawson

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Reforming the European Union

By Andrew Duff

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European Futures

By Andrew Duff, Shirley Williams

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The Treaty of Amsterdam

By Andrew Duff

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The Treaty of Amsterdam

By Andrew Duff, Andreww Duff

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Britain s Agenda in Europe

By Andrew Duff, Donald Maitland

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Understanding the Euro Future of European Parliamentary Democracy

By Andrew Duff

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The Unforseeable Circumstances of Mr. Gordon

By Andrew Duff

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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.