Malcolm Porter Books

The complete children s atlas

By Malcolm Porter

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Europe

By Malcolm Porter

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An Illustrated Atlas of North America

By Malcolm Porter

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South America and Antarctica

By Malcolm Porter

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Australia and the Pacific

By Malcolm Porter

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This series explores individual continents through a combination of photos, maps, artwork, diagrams, charts and short paragraphs of information. Thematic maps provide interest for cross curricular...

Asia

By Malcolm Porter

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Afrique

By Malcolm Porter

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Amerique du Sud et Antarctique

By Porter M Lye K

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Amerique du Nord

By Malcolm Porter

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Europe Continents in Close Up

By Keith Lye, Malcolm Porter

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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.