Juan Gargurevich Books

Capturamos a Hawkins

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La captura en combate del corsario inglés Richard Hawkins fue LA PRIMERA gran noticia del Virreinato del Perú, en el siglo XVI, LA PRIMERA "Relación" periodística impresa y vendida en Lima sin cens...

Historias de periodistas

By Juan Gargurevich

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Mario Vargas Llosa

By Juan Gargurevich

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La prensa sensacionalista en el Peru

By Juan Gargurevich

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La comunicacion imposible

By Juan Gargurevich

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Interesante estudio sobre la práctica comunicativa y el inicio del periodismo escrito en la primera etapa de la Colonia, cuando el idioma español tuvo que enriquecerse frente a muchas cosas nuevas...

Ultima hora

By Juan Gargurevich

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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.