Genevieve Cogman Books

Time-travelling, dimension-jumping, Librarian-spy Irene and dragon-prince Kai will have to team up with an unlikely band of misfits to pull off an amazing art heist—or risk the wrath of a dan...

The Dark Archive

By Genevieve Cogman

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A professional spy for a mysterious Library which harvests fiction from different realities, Irene faces a series of assassination attempts that threaten to destroy her and everything she has worke...

La ciudad enmascarada

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La pagina en llamas

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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.