Lars Kaerulf Moller Books

Laengsel

By Beata Malgorzata Wolska, Lars Kaerulf Moller

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Det nuværende Polen har haft en meget omskiftelig historie. I lange perioder har dele af landet været under andre magters herredømme.00Først med afslutningen af Første Verdenskrig får Polen sin nuv...

Stettin Szczecin

By Goguslawa Sochanska, Barbara Ostrowska, Szymon Piotr Kubiak, Dariusz Kacprzak, Urszula Usakowska Wolff, Lars Kaerulf Moller

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The present Poland has had a very changeable history. For long periods, parts of the country have been under the rule of other powers. Only with the end of the First World War does Poland get its c...

Jorgen Haugen Sorensen i Domhuset

By Morten Sondergaard, Lars Kaerulf Moller

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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.