Josep Fontana Books

'Josep Fontana ha exercit un fecund magisteri sobre nombroses generacions d'historiadors i d'universitaris en general. Aquest llibre, editat amb motiu del seu nomenament com a doctor honoris causa...

La guerra del Frances 1808 1814

By Josep Fontana

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La epoca del liberalismo

By Ramon Villares, Josep Fontana

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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.