Juanjo Saez Books

El Arte. Conversaciones imaginarias con mi madre

By Juanjo Saez

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Dentro Del Sombrero Inside the Hat

By Juanjo Saez

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The adventures of a young boy and a magical hat.

La importancia de ser rosa

By Juanjo Saez, Nuria Ines Hernanez, Miguel Angel Blanca

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The volume brings together a selection of vignettes about the economic crisis and its effects on ordinary people published in the Catalan newspaper Ara. In addition to these vignettes, three new co...

El arte

By La Editorial Comun, Juanjo Saez

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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.