Jonathan Kellerman Books

Serpentine

By Jonathan Kellerman

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Lost Souls

By Jonathan Kellerman

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Unnatural History

By Jonathan Kellerman

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Ghost Orchid

By Jonathan Kellerman

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Rage

By Jonathan Kellerman

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"Eight years ago, psychologist Alex Delaware evaluated two teenage boys charged with the shocking murder of young Kristal Malley. Now one of the killers is out of prison - and wants to meet up with...

Gone Charnwood Large Print

By Jonathan Kellerman

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Crime Scene

By Jonathan Kellerman, Jesse Kellerman

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NEW YORK TIMES BESTSELLER • A former star athlete turned deputy coroner is drawn into a brutal, complicated murder in this psychological thriller from a father-son writing team that delivers &...

Le golem d Hollywood

By Jonathan Kellerman

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Roman policier (suspense) A Prague, un harceleur en série massacre de jeunes serveuses ou vendeuses, avant d'être neutralisé dans d'étranges circonstances. A Los Angeles, Jacob Lev, inspecteur du...

Dr La Mort

By Jonathan Kellerman, Andre Roche

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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.