Robert M. (Morris) Clark Books

Intelligence Analysis: A Target-Centric Approach

By Robert M. Clark, Robert M. (Morris) Clark, Clark, Robert M.

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Due to the ever-evolving tactics of our enemies, the American intelligence community has been compelled to find more effective methods of managing intelligence analysis. In Intelligence Analysis, R...

Technical Collection of Intelligence

By Robert M. Morris Clark

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Intelligence Collection

By Robert M. Morris Clark

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Five Disciplines of Intelligence Collection

By Lowenthal Mark M., Robert M. Morris Clark

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Target Centric Network Modeling

By Robert M. Morris Clark, William L. Leslie Mitchell

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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.