Peggy Noonan Books

Life Liberty and the Pursuit of Happiness

By Peggy Noonan

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The Case Against Hillary Clinton

By Peggy Noonan, Gavin Marguerite

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What I Saw at the Revolution

By Peggy Noonan

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On the hundredth anniversary of Ronald Reagan’s birth comes the twentieth-anniversary edition of Peggy Noonan’s critically acclaimed bestseller What I Saw at the Revolution, for which s...

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.