Santiago Aroca Books

Riding the tiger

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"Highly favorable (self-)portrait of human rights activist who became president of Guatemala following legislative coup against predecessor Jorge Serrano Elías (1991-93). Based on interviews with V...

Fidel Castro

By Santiago Aroca

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El gran engano

By Santiago Aroca

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Fidel Castro Final del Camino Fidel Castro the Final Road

By A. Rocard, Santiago Aroca

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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.