Marcelo Lujan Books

Poetas del crimen. Por la paz

By Manuel Vazquez Montalban, David Llorente, Jordi Ledesma, Marcelo Lujan, Carlos Zanon, David C. Hall, Marta Sanz, Lluna Vicens, Paco Gomez Escribano, Carlos Salem, Pedro De Paz, Carlos Perez Merinero, Victor Del Arbol, Jose Luis Munoz, Nieves Abarca, Mariano Sanchez Soler, Lorenzo Silva, Susana Hernandez

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La claridad

By Marcelo Lujan

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Un nudo en la garganta

By Leonardo Oyola, Monica Lavin, Alejandra Zina, Marcial Fernandez, Juan Angel Juristo, Marcelo Lujan, Guillermo Roz, Carlos Salem, Carlos Vadillo Buelfil, Ignacio Ferrando, Gonzalo Torrente Malvido, David Gonzalez, Jose Angel Barrueco, Carlos Martin Briceno, Luis Felipe Lomeli, Paula Izquierdo

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Moravia

By Marcelo Lujan

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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.