Daniel LÓPEZ VALLE Books

Cuaderno KIDS Vol. 1

By Daniel LÓPEZ VALLE

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Cuaderno Blackie Books 2 Spanish Edition

By Lopez Valle Daniel Fortunez Cristobal

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Rubik. La increible historia del cubo que cambio nuestra manera de aprender y ju gar Cubed: the Puzzle of Us All

By Erno Rubik Daniel Lopez Valle Trad.

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LAS MEMORIAS DEL GENIO QUE INVENTÓ EL JUGUETE MÁS MÍTICO «Además de unas brillantes memorias, este libro es un manifiesto que defiende una nueva manera de pensar...

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.