Helene Tursten Books

Maud is an irascible 88-year-old Swedish woman with no family, no friends, and... no qualms about a little murder. This funny, irreverent story collection by Helene Tursten, author of the Irene Hus...

The Glass Devil

By Helene Tursten

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The fourth investigation in the nationally bestselling Swedish detective seriesWhen one of his teachers fails to show up for work, a high school principal calls his friend on the Göteborg poli...

Who Watcheth

By Helene Tursten

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“These days Scandinavian crime writers are thick on the ground. It’s nice to see that the women can be just as bloodthirsty as the men.” —The New York Times Book ReviewHe wa...

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.