Michael T. Harvey Books

In the latest installment in Michael Harvey’s beloved Michael Kelly series, Chicago’s favorite Ovid-reading, gun-toting private investigator takes on Illinois’s first family in a blistering thrille...

The governor's wife

By Michael T. Harvey

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Receiving a lucrative anonymous offer to track down an escaped criminal, private investigator Michael Kelly unwinds the past of the fugitive's wife, who harbors deeply complicated and dangerous rea...

The Innocence Game

By Michael Harvey

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A cold case is about to do supernova and three students will learn the price of innocence.At Northwestern's renowned journalism school, Ian Joyce has been invited to participate in a prestigious se...

The Innocence Game

By Michael Harvey

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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.