Barnes, John Books

More Money for Your Retirement

By Barnes John

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The Return

By Buzz Aldrin

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A NOVEL OF TODAY -- ABOUT THE OPPORTUNITIES OF TOMORROW Former astronaut Scott Blackstone's dream of opening outer space to visits from everyday people is under attack. His pilot program has been...

The Last President

By Barnes, John, John Barnes

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An author who 'excels at combining the tension of the chase with the elements of science fiction,'* John Barnes delivered a fascinating and frightening scenario about the collapse of Americaâs po...

Seemingly random events simultaneously occurring around the world are in fact connected as part of a radical group's plan to destroy modern civilization--a plan that will eliminate America's top go...

A Princess of the Aerie

By John Barnes

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What investing is all about

By John Barnes

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What investing is all about

By John Barnes, Barnes John

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What Investing Is All About

By John Barnes, Barnes John

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How to have more money.

By Barnes John

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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.