J. J. Armas Marcelo Books

Requiem habanero por Fidel

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Réquiem habanero por Fidel es una novela crítica, escrita con ironía e inteligencia, pero también con una extraordinaria admiración por un paiís y por la gente que lo habita mientras espera, sin re...

El Camaleon Sobre LA Alfombra Chameleon on the Rug

By J. J. Armas Marcelo

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Estado de coma.

By J. J. Armas Marcelo

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El Camaleon Sobre La Alfombra

By J.J.Armas Marcelo

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Estado de Coma

By J. J. Armas Marcelo

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Casi todas las mujeres

By J. J. Armas Marcelo

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Las naves quemadas

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Los dioses de si mismos

By J. J. Armas Marcelo

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La orden del tigre

By J. J. Armas Marcelo

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El nino de luto y el cocinero del Papa

By J. J. Armas Marcelo

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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.