Johnson, Robert M. Books

A Logic Book

By Johnson, Robert M., Robert M. Johnson

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No matter how good an idea sounds, if it's logically invalid it won't hold up. A LOGIC BOOK: FUNDAMENTALS OF REASONING takes you inside the world of debate and shows you how to flawlessly structure...

A Logic Book

By Johnson, Johnson, Robert M., Robert M., Robert M. Johnson

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A Logic Book

By Johnson, Robert M., Robert M. Johnson

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A Logic Book, Instructor'S Manual

By Johnson, Robert M., Robert M. Johnson

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ix, 219 pages ; 23 cm

Fundamentals Of Reasoning: A Logic Book

By Johnson, Robert M., Robert M. Johnson, Johnson, Robert M. Logic Book

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xiv, 418 p. : 24 cm Rev. ed. of: A logic book. 3rd ed. c1999 Includes index

Mary, Not Immaculate, Nor The Mother Of God, Nor A Perpetual Virgin, But Only A Sinner Saved Through The Mediation Of Jesus Christ

By Johnson, Robert M., Robert Johnson, Robert M. Johnson

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Moonshine, Murder And Mayhem: Inspired By A True Story

By Johnson, Robert M., Robert M. Johnson

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Cold War, Cyber War

By Johnson, Robert M.

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Bear Valley Trappers

By Johnson, Robert M.

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Poetic Fires

By Johnson, Robert M., Robert M. Johnson

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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.