Aaron Klein Books

Manchurian President

By Aaron Klein, Brenda J. Elliott

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Impeachable offenses

By Aaron Klein

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A journalistic investigation documenting the probable causes for the impeachment of President Barack Obama.

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Tel Arad

By Dave Klein, Aaron Klein

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The Manchurian President: Barack Obama's Ties to Communists, Socialists and Other Anti-american Extremists, Library Edition

By Aaron Klein, Brenda J. Elliott

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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.