Sydney Biddle Barrows Books

With flair, humor, and style, Sydney Biddle Barrows tells the whole intriguing story of how she merged business and sex to create Cachet--the escort service of choice among rich, powerful, and prom...

Mayflower madam

By Sydney Biddle Barrows

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Uncensored sales strategies

By Sydney Biddle Barrows

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La Madame du Mayflower

By Sydney Biddle Barrows

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Just Between Us Girls

By Sydney Biddle Barrows

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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.