Guadalupe Duenas Books

Cuentos hispanoamericanos Volume 2

By Alvaro Mevien Desleal, Jorge Luis Borges, Collectif, Guadalupe Duenas, Julio Cortazar, Augusto Monterroso, Reinaldo Arenas, Gabriel Garcia Marquez, Augusto Roa Bastos, Josette Allavena, Arturo Souto, Mario Benedetti

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Obras completas

By Guadalupe Duenas

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"Obras completas de Guadalupe Dueñas reúne, en una primera sección, los libros ya publicados: Tiene la noche un árbol (FCE, 1958), No moriré del todo (1976), Imaginaciones (1977) y Antes del silenc...

Antes del silencio

By Guadalupe Duenas

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Obras completas

By Guadalupe Duenas

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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.