J. HARRINGTON Books

Justice denied

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"Accused serial killers - Charlie Chitat Ng and Leonard Lake - purportedly committed some of the grisliest crimes in the annals of criminal history. They allegedly kidnapped their victims, tortured...

Sir John Malcolm and the creation of British India

By Jack Harrington

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Great Health Care

By J. Timothy Harrington

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Fast Facts Asthma for Patients and Supporters

By John Harrington

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Fast Facts Asma para Pacientes y Las Personas Que Los Apoyan

By F. Stocchi, T. Foltynie

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Techniques in Speech Acoustics

By S. Cassidy, J. Harrington

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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.