Klas Fahlen Books

Tramesa urgent

By Polly Faber, Alicia Rodriguez, Klas Fahlen

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Building a Home

By Polly Faber Illustrated By Klas Fahlen

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This beautifully illustrated picture book shows how an old factory can become a brand-new apartment, step-by-step. Find out all about the people, machines, processes, and tools involved in breathin...

Special Delivery

By Polly Faber Illustrated By Klas Fahlen

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This unique story follows the process of making a book from printing to shipping to selling . . . to reading!This beautifully illustrated picture book shows the journey of one book from printer to...

Special Delivery

By Klas Fahlen

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Special Delivery

By Polly Faber, Klas Fahlen

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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.