Greg Johnson Books

Perrine s literature

By Greg Johnson, Thomas R. Arp

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Perrine s story and structure

By Greg Johnson, Thomas R. Arp

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"More than fifty years ago, Laurence Perrine pioneered an engaging approach to teaching literature ... Since then, millions of students have used Perrine's introductions to plot, character, theme,...

We Were the Mulvaneys

By Joyce Carol Oates

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Guide to Networking Essentials Fourth Edition

By Ed Tittel, Greg Tomsho, Greg Johnson

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Real Barbecue

By Vince Staten, Greg Johnson

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If I could ask God one question--

By Johnson Greg

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Provides answers to some questions that teenagers commonly ask about God and the Christian faith.

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.