John Rizzo Books

MacUser guide to connectivity
MacUser guide to connectivity

By John Rizzo

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How Macs work
How Macs work

By John Rizzo

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Augie
Augie

By John Rizzo

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Company Man
Company Man

By John Rizzo

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Milagros
Milagros

By John Rizzo

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Return of the Don
Return of the Don

By John Rizzo

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Crazy Cartoons for Kids
Crazy Cartoons for Kids

By John Rizzo

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Mandy
Mandy

By John Rizzo

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Related Articles from our Blog

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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