Paolo Grillo Books

La congiuntura del primo Trecento in Lombardia 1290 1360

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I decenni che precedettero la terribile epidemia di ?Peste Nera? del 1348 in Europa sono stati a lungo presentati univocamente come un periodo di gravi difficoltà, dovute all?instabilità politica e...

Le strutture di un borgo medievale

By Paolo Grillo

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Milano in eta comunale (1183-1276) : istituzioni, societa, economia

By Paolo Grillo

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Le guerre del Barbarossa

By Paolo Grillo

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Milano guelfa

By Paolo Grillo

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Signorie italiane e modelli monarchici secoli XIII XIV

By Paolo Grillo

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La mobilita sociale nel Medioevo italiano

By Lorenzo Tanzini

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L ordine della citta

By Paolo Grillo

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Monaci e citta

By Paolo Grillo

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Guerre ed eserciti nel Medioevo

By Paolo Grillo, Aldo A. Settia

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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.