Miguel Azpitarte Sanchez Books

Escritos de derecho constitucional

By Miguel Azpitarte Sanchez, Konrad Hesse, Pedro Cruz Villalon

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Sobre la identidad del Derecho Publico

By Miguel Azpitarte Sanchez, Pedro Cruz Villalon, Dieter Grimm

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Cultura constitucional en Europa

By Joaquin Urias Martinez, Ignacio Villaverde, Miguel Azpitarte Sanchez, Bartolome Clavero, Maria Salvador Martinez, Argelia Queralt Jimenez, Sabrina Ragone, Ana Maria Guerra Martins, Francisco Caamano, Tomas De La Quadra Salcedo Janini, Fernando Alvarez Ossorio Micheo, Miguel Angel Castro, Juan Luis Requejo Pages

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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.