Allan J. Lichtman Books

Historians and the living past

By Allan J. Lichtman

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Repeal the Second Amendment

By Allan J. Lichtman

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Predicting the next president

By Allan J. Lichtman

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The Case for Impeachment

By Allan J. Lichtman

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The Keys to the White House

By AllanJ Lichtman, Allan J. Lichtman

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The secret is out and the "experts" aren't pleased. In The Keys to the White House, 1996, prominent political analyst and historian Allan J. Lichtman applies the revolutionary system with which he...

The Case for Impeachment

By Allan J. Lichtman

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Case for Impeachment

By Allan J. Lichtman

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Case for Impeachment

By Allan J. Lichtman

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Case for Impeachment

By Allan J. Lichtman

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The Case for Impeachment

By Allan J. Lichtman

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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.