Harald U. Sverdrup Books

Among the Tundra People

By Harald U. Sverdrup

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Among the Tundra People

By Harald U. Sverdrup, Harald Ulrik Sverdrup

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Translation of Hos tundra-folket published by Gyldendal Norsk Forlag, Oslo, 1938. Account of the author's winter stay 1919-20, with the nomad Chukchi reindeer herders of Chukotka, north-east Siberi...

Blant grekere

By Gunnar Bull Gundersen

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Blant grekere

By Gunnar Bull Gundersen

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Fugleskremsel.

By Harald Sverdrup

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Vart trygge liv

By Harald U. Sverdrup

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Samlede dikt, 1948-1982

By Harald U. Sverdrup

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Gutten og fuglen

By Harald U. Sverdrup

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Lysets oyeblikk

By Harald Sverdrup, Harald U. Sverdrup

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Slips i tretoppen

By Harald U. Sverdrup

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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.