Randall Fitzgerald Books

The Complete Book of Extraterrestrial Encounters: The Ideas of Carl Sagan, Erich Von Daniken, Billy Graham, Carl Jung, John C. Lilly, John G. Fulle

By Randall Fitzgerald

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The hundred year lie

By Randall Fitzgerald

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A critical exposé of the health consequences of everyday chemicals contends that human beings are now one of the most polluted species on the planet, linking common products to key health issues wh...

Lucky You Proven Strategies for Finding Good Fortune

By Randall Fitzgerald

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When government goes private

By Randall Fitzgerald

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Mugged by the State

By Randall Fitzgerald

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Porkbarrel

By Randall Fitzgerald

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Cosmic Test Tube

By Randall Fitzgerald

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Bai nian huang yan

By Randall Fitzgerald

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Crea tu Propia Buena Suerte Lucky You

By Randall Fitzgerald

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The Hundred-Year Lie

By Randall Fitzgerald

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In a devastating exposé in the tradition of Silent Spring and Fast Food Nation, investigative journalist Randall Fitzgerald warns how thousands of man-made chemicals in our food, water, medicine, a...

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.