Philip Pullman Books

“I Was a Rat!” So insists a scruffy boy named Roger. Maybe it’s true. But what is he now? A terrifying monster running wild in the sewers? The Daily Scourge is sure of it. A victi...

The Ruby in the Smoke: A Sally Lockhart Mystery

By Philip Pullman

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“BEWARE THE SEVEN blessings . . . ” When she first utters these words, 16-year-old Sally Lockhart doesn’t know their meaning. But when an employee of her late father hears them, h...

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.