Jesus Delgado Echeverria Books

Biblioteca virtual de derecho aragones

By Jose Antonio Serrano Garcia, Jesus Delgado Echeverria

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Contains digital reproductions of documents, printed since the fifteenth century, to perpetuate, communicate, support, explain, and apply the Aragonese law. Contains more than 300,000 digitized ima...

Introduccion al dictamen sobre casos de derecho civil ...

By Jesus Delgado Echeverria

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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.