Olga Lucas Books

La ciencia y la vida
El Tiempo No Lo Cura Todo Time Doesn t Cure Everything
TRAS EL TELON DE ACERO
TRAS EL TELON DE ACERO

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La mujer del poeta
La mujer del poeta

By Olga Lucas

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El vals de las orquideas
El vals de las orquideas

By Olga Lucas

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Aljibe. Agua
Cuarteto para un solista
Cuarteto para un solista

By Jose Luis Sampedro

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Un viejo profesor, interno en un sanatorio, recibe la visita de los cuatro elementos Tierra, Agua, Aire y Fuego- con quienes comparte sus preocupaciones sobre el destino de la Humanidad. Se admirar...

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Diccionario Sampedro
Diccionario Sampedro

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Editado por Olga Lucas.

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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.

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