Santiago Posteguillo Books

La traicion de Roma

By Santiago Posteguillo

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Las legiones malditas Trilogia Africanus 2

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Estuche Trilogia Africanus The Africanus Trilogy. 3-Pack Edition

By Santiago Posteguillo

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Con magistral precisión histórica y un excelente ritmo narrativo, Santiago Posteguillo presenta la historia de la infancia y juventud de Africanus, uno de los personajes más in...

Africanus

By Santiago Posteguillo

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Las legiones malditas

By Santiago Posteguillo

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Els assassins de l emperador

By Marta Olive Mante, Santiago Posteguillo, Raquel Sola

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Els assassins de l emperador

By Marta Olive Mante, Santiago Posteguillo, Raquel Sola

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Africanus el hijo del consul

By SANTIAGO POSTEGUILLO

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Trilogia Africanus

By Santiago Posteguillo

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El hijo del consul

By Santiago Posteguillo

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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.