Lena Johannesson Books

Akvarellstudier

By Lena Johannesson

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Konst och visuell kultur i Sverige

By Lena Johannesson

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Brannpunkt Europa

By Kristoffer Arvidsson, Lena Johannesson, Johan Sjostrom, Michael Azar

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The new objectivity broke with the development of modernism towards abstraction to instead reconnect to a realistic imagery with roots in the Renaissance. With this imagery, the artists portrayed t...

Morkrum & transparens

By Lena Johannesson

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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.