Sara Paretsky Books

Stubbornness has landed private eye V.I. Warshawski in big trouble at her Chicago office. With her grand old Loop building set to be razed, she's become a hold-out tenant amid frayed wiring and sc...

NEW YORK TIMES BESTSELLER • “A spectacular mystery—complex, fast-paced yet ruminative, and imbued with the grim awareness, shared by all intelligent hard-boiled novels, that the past always catches...

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.