Catherynne M. Valente Books

"September has been crowned as Queen of Fairyland but the Kingdom is in chaos. Magic has brought every King, Queen, or Marquees of Fairyland back to life, each with a claim on the throne"--

The Girl Who Raced Fairyland All the Way Home

By Catherynne M. Valente

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The Girl Who Soared Over Fairyland and Cut the Moon in Two

By Catherynne M. Valente

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Boy Who Lost Fairyland

By Catherynne M. Valente

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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.