Robert Cullen Books

Heirs of the fire

By Robert Cullen

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Dispatch from a cold country

By Robert Cullen

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Though recently promoted from reporter to editor at The Washington Tribune, Colin Burke has few illusions about life. It's a cold, hard fact: the closer things get to Burke, the more detached he be...

Killer Department

By Robert Cullen

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Dispatch Cold Cntry

By Robert Cullen

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Putting Out of Your Mind

By Robert J. Rotella

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The Killer Department: Detective Viktor Burakov's Eight-Year Hunt for the Most Savage Serial Killer in Russian History

By Robert Cullen

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Why Golf

By Robert Cullen, Bob Cullen

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Cover story

By Robert Cullen

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Thomas L Synnott

By Robert Cullen, Bob Cullen

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A Mulligan for Bobby Jobe

By Robert Cullen

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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.