Javier Urra Books

La triple E
La triple E

By Javier Urra

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Educar con sentido comun
Educar con sentido comun

By Javier Urra

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Mapa sentimental
Mapa sentimental

By Javier Urra

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Psicohigiene
Psicohigiene

By Javier Urra

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Mas cerca del hogar
Mas cerca del hogar

By Javier Urra

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Jauria Humana
Jauria Humana

By Agustin Compadre, Javier Urra

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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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