Mack Maloney Books

Battle at Zero Point Starhawk Ser. 4

By Mack Maloney

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Freedom Express

By Mack Maloney

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UFOs in Wartime

By Mack Maloney

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UFOs do exist. They are found in Renaissance art, on ancient coins, etched on cave walls—and even reported in the Bible. Even more surprising is where they are documented most: in times of ar...

Beyond Area 51

By Mack Maloney

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The truth can’t be hidden forever. Unlock the secrets of Earth's top secret destinations—including Area 51 and more. Few have ventured into the many heavily guarded, top-secret loc...

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.