Robert Westbrook Books

Intimate Lies: F. Scott Fitzgerald and Sheilah Graham Her Son's Story

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F. Scott Fitzgerald, the brilliant author of The Great Gatsby and Tender is the Night, was a man haunted by failure to live up to his own early successes. In 1937, desperate for money, nearly broke...

Intimate lies

By Robert Westbrook

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Left Handed Policeman

By Robert Westbrook

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Ghost Dancer

By Robert Westbrook

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Warrior Circle Howard Moon Deer Mystery Series

By Robert Westbrook

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Red moon

By Robert Westbrook

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Ancient enemy

By Robert Westbrook

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The Mexican

By Robert Westbrook

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Insomnia

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Gigli Movie Tie In

By Robert Westbrook

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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.