Esteban Martin Books

The Gaudi key

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As noted Barcelona architect Antoni Gaudí hides an extraordinary relic in his complex masterpiece, the Sagrada Familia church, he is pursued by the leader of a malevolent secret society that remain...

ULTIMOS DIAS DEL CHE LOS

By Esteban Martin, Juan Ignacio Siles

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CLAVE GAUDI LA

By Andreu Carranza

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Die dritte Pforte

By Esteban Martin

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DIE DRITTE PFORTE

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El olvido

By Esteban Martin

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El pintor de sombras

By Esteban Martin

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De Gaudi Sleutel

By Andreu Carranza, Esteban Martin

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De schilder van de schaduw

By Esteban Martin

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Als jonge schilder raakt Picasso in Barcelona betrokken bij de moord op de prostituees die voorkomen op zijn schilderij Les Demoiselles d'Avignon.

Gaodi mi ma

By Esteban Martin

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

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.