Jeff Chen Books

Ultraball 1
Ultraball 1

By Jeff Chen

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Bridge Crosswords
Bridge Crosswords

By Jeff Chen

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Widow of Que-Moy
Widow of Que-Moy

By Jeff Chen

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Piao liu de huo yan
Piao liu de huo yan

By Jeff Chen

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Ultraball 1
Ultraball 1

By Jeff Chen

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Ultraball 1
Ultraball 1

By Jeff Chen

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Ultraball 2
Ultraball 2

By Jeff Chen

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Ultraball 2
Ultraball 2

By Jeff Chen

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Widow of Que Moy
Widow of Que Moy

By Jeff Chen

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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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