Ingemar Dorfer Books

The Nordic nations in the New Western Security Regime

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Sweden and Finland continue to stand outside NATO. The Nordic Nations in the New Western Security Regime argues carefully and vigorously that they should join. Ingemar Dorfer builds his case from a...

System 37 Viggen

By Ingemar Dorfer

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Sverige ar inte neutralt langre

By Ingemar Dorfer

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Arms Deal

By Ingemar Dorfer, Russel And Volkening Staff

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Nollpunkten

By Ingemar Dorfer

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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.