John Hansen Books

Treefall
Treefall

By John Hansen

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The Outfit
The Outfit

By John Hansen

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Classroom teaching skills
Classroom teaching skills

By John Hansen

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Classroom teaching skills
Classroom teaching skills

By John Hansen

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Natural Bodybuilding
Natural Bodybuilding

By John Hansen

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Minnesota Atlas
Minnesota Atlas

By John Hansen, John M. Hanson

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The New Darkness
The New Darkness

By John Hansen

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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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