Robert G. DeFeo Books

Air Force Materiel Command Reorganization Analysis: Final Report

By William Shelton, Jerry M. Sollinger, John A. Ausink, Daniel M. Romano, Raymond E. Conley, Chelsea Kaihoi Duran, Kristin F. Lynch, Robert G. DeFeo, Bernard Fox, David W. George, Robert S. Tripp

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Directives From The Office Of The Secretary Of Defense Mandating Reductions In Operations And Maintenance Staffing Levels Led Air Force Materiel Command (afmc) To Reexamine How It Operates; The Com...

An Independent Assessment of Air Force Compliance with Headquarters Reduction Goals

By David W. George, John A. Ausink, Kristin F. Lynch, H. G. Massey, JJ Roomsburg, James A. Leftwich, Robert S. Tripp, Robert G. DeFeo

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Improving Air Force command and control through enhanced agile combat support planning execution monitoring and control processes

By Robert S. Tripp

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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.