Jason Kelly Books

Today s American How Free

By Jason Kelly, Thomas Melia, Arch Puddington

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Der kleine Finanz Berater.

By Jason Kelly, Thomas Priermeier

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The Neatest Little Guide to Stock Market Investing Revised Edition Neatest Little Guide to Stock Market Investing

By Jason Kelly

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Financially stupid people are everywhere

By Jason Kelly

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"A hard-hitting look at achieving financial freedom by avoiding excessive borrowing and spending. If you don't actively resist America's culture of debt, you'll end up precisely where the governmen...

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.