Andreu Carranza 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...

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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Impremta Babel

By Andreu Carranza, Alex Gombau

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Ciutat de llops

By Andreu Carranza

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La tomba de l Ebre

By Andreu Carranza

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Imprenta Babel

By Andreu Carranza

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L' hivern del Tigre

By Andreu Carranza Font

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El invierno del tigre

By Andreu Carranza

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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.