Mark A. Lorell Books

Do joint fighter programs save money?

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These appendixes explain the methodology used in an analysis of the costs and savings of joint aircraft acquisition programs. They illustrate calculations for theoretical maximum savings in acquisi...

Evolutionary Acquisition

By Mark A. Lorell

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Going Global US Goverment Policy

By Mark Lorell

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The cutting edge

By Mark A. Lorell

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The cutting edge

By Mark A. Lorell

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Extreme Cost Growth

By Mark A. Lorell

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This report identifies and characterizes conditions present in six U.S. Air Force Major Defense Acquisition Programs (MDAPs) experiencing extreme cost growth, using case study analysis. This report...

A Review of Selected International Aircraft Spares Pooling Programs

By Lorell

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U.S. Combat Aircraft Industry 1909 2000

By Mark A. Lorell

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Multinational development of large aircraft

By Mark A. Lorell

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Cheaper Faster Better

By Mark A. Lorell

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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.