Jonathan Santlofer Books

"TO FIND AN ANGEL, HE MADE A DEAL WITH THE DEVIL. Pericles "Perry" Christo is a PI with a past--a former cop, who lost his badge and his family when a corruption scandal left him broke and disgrace...

Inherit the Dead

By John Connolly, C. J. Box, Mary Higgins Clark, Lee Child, Charlaine Harris

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Inherit the Dead

By Jonathan Santlofer

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Twenty thrilling writers. One chilling mystery. Pericles "Perry" Christo is a PI with a past--a former cop, who lost his badge and his family when a corruption scandal left him broke and disgraced....

Inherit the Dead

By Lee Child

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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.