Guido Comis Books

Jean Arp Osvaldo Licini

By Guido Comis, Bettina Della Casa, Jean Arp

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Orizzonte Nord Sud

By Guido Comis, Marco Franciolli

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La prima mostra inaugurale del LAC Lugano Arte e Cultura propone un viaggio attraverso le opere di numerosi protagonisti dell'arte a nord del Gottardo e nel "paese dove fioriscono i limoni": da Böc...

Rene Magritte

By Guido Comis, Xavier Canonne

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Klee Melotti

By Guido Comis, Bettina Della Casa, Paul Klee, Fausto Melotti

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Meret Oppenheim

By Guido Comis, Giuseppina Di Monte

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Meret Oppenheim

By Guido Comis, Meret Oppenheim

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Io lei l altra

By Guido Comis, Simona Cossu

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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.