Penny Butler Books

Economist Style Guide
Economist Style Guide

By Penny Butler

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Opening Doors
Opening Doors

By Penny Butler

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Opening Doors
Opening Doors

By Penny Butler

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Pocket manager
Pocket manager

By Tim Hindle, Penny Butler

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Of Such is the Kingdom
Of Such is the Kingdom

By Penny Butler

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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.

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