Roger Blackwell Books

The VHF UHF DX book.
The VHF UHF DX book.

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Comportamiento del Consumidor
Comportamiento del Consumidor

By Blackwell

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Consumer Behaviour
Consumer Behaviour

By Roger Blackwell

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Brands That Rock
Brands That Rock

By Roger D Blackwell

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Saving America
Saving America

By Roger Blackwell

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You Are Not Alone
You Are Not Alone

By Roger Blackwell

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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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