Gustaf Kjellin Books

Claesson Koivisto Rune in Marfa

By Daniel Golling, Ake E Son Lindman, Gustaf Kjellin, Marten Claesson

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In the words of Claesson Koivisto Rune and with stunning new photographs by Sweden's most renowned architectural photographer Åke E:son Lindman, this book tells the story of the inde/jacbos gallery...

This is GamFratesi

By Daniel Golling, Gustaf Kjellin

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This is the first monograph about the Danish-Italian design team GamFratesi. The first monograph about Danish-Italian design studio GamFratesi will be launched during Stockholm Design Week in Febr...

Claesson Koivisto Rune In Transit

By Gustaf Kjellin

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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.