Jonathan Kellerman Books

Motive

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A much loved woman's dead body is found in her apartment, victim of horrendous overkill even as her dining room table is perfectly set for a romantic dinner. Turns out her devoted boyfriend has an...

The murderer s daughter

By Jonathan Kellerman

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"Grace Blades is a master psychologist, respected by her peers and adored by her patients. She is hardworking and highly competent, a model of self-control. But in private, Grace indulges a secret...

Helping the Fearful Child

By Jonathan Kellerman

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Three Hundred Thirty Five Contemporary Home Plans

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The Murderer S Daughter

By Jonathan Kellerman

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Devil s Waltz Alex Delaware Novels

By Jonathan Kellerman

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Diagnosis Dead

By John L. Breen, Doug Allyn

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Time to Murder and Create Matthew Scudder

By Lawrence Block

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Blood Test

By Jonathan Kellerman

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Survival of the Fittest

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.