Robert W. Young Books

Sandstone landforms

By Robert Wray, Young R. W. Ph.D., Ann Young, Robert Young

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The Navajo language

By Young Robert W.

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Senator James Murray Mason

By Young Robert W.

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A slaveholding aristocrat and a powerful politician whose ideas and actions helped to shape the antebellum and Civil War periods, James Murray Mason built a career that encompassed virtually all of...

Reality Based Personal Protection

By Jim Wagner

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Defensive Tactics for Special Operations

By Jim Wagner

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Black Belt

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The ultimate guide to reality based self defense

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The complete Michael D. Echanis collection

By Michael D. Echanis

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The Navajo language

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Searchable, electronic version of The Navajo language: a grammar and colloquial dictionary. Includes paradigm charts for selected verbs.

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.