Johanna Lozoya Books

Las manos indigenas de la raza espnola

By Johanna Lozoya

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Ciudades sitiadas

By Johanna Lozoya

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Arquitectura escrita

By Tomas Perez Vejo, Johanna Lozoya

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Compilation of studies in architecture during the 200 years between the 19th century independent and republican years and the first half of the 20th century modern and nationalist "Architecture of...

Cartas de Aden

By Johanna Lozoya

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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.