Jonathan Kellerman Books

A Cold Heart

By Jonathan Kellerman

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Crime scene

By Jonathan Kellerman

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A former star athlete turned coroner's investigator is drawn into a brutal, complicated murder.

Bad Love Large Print

By Jonathan Kellerman

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Clinic

By Jonathan Kellerman

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Night moves

By Jonathan Kellerman

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An affluent family returns home from dinner only to find the brutalized corpse of a stranger in their house. The case tests Delaware and Sturgis to their intellectual and emotional limits.

When the Bough Breaks

By Jonathan Kellerman

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The Clinic Jonathan Kellerman

By Jonathan Kellerman

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Private Eyes Jonathan Kellerman

By Jonathan Kellerman

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Devil s Waltz

By Jonathan Kellerman

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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.