Kellerman Jonathan Books

Deception: An Alex Delaware Novel

By KELLERMAN JONATHAN

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Blood Test

By Jonathan Kellerman

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It is a case unlike any psychologist Dr. Alex Delaware has ever encountered. Five-year-old Woody Swope is ill, but his parents refuse to agree to the one treatment that could save him. Alex sets ou...

Gone

By Jonathan Kellerman

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#1 NEW YORK TIMES BESTSELLER Missing acting students Dylan and Michaela are found in the remote mountains of Malibu, battered and terrified after a harrowing ordeal at the hands of a sadistic abd...

Breakdown

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NEW YORK TIMES BESTSELLER • Jonathan Kellerman has been universally hailed as the master of psychological suspense, and the blockbuster new thriller featuring Alex Delaware and Milo Sturgis confirm...

The Butcher s Theatre

By Jonathan Kellerman

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Silent partner

By Jonathan Kellerman

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Monster

By Jonathan Kellerman

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A woman doctor is murdered in Los Angeles, her death predicted by the mumbling of a killer while in a drugged state. But the killer is locked in an asylum, he therefore must have an accomplice on t...

Flesh and blood

By Jonathan Kellerman

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Twisted

By Jonathan Kellerman

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When a brutal murder is scheduled for June 28th, detective Petra Connor must find the serial killer who, so far, has evaded the police.

Therapy

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.