Karl Barksdale Books

Google Apps for dummies

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Google Apps are Web-based, low-cost (or free!) office productivity tools that do everything those big guys do, and you can access them from any computer with an Internet connection.

Google sites Chrome for dummies

By Ryan Teeter

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DigiTools

By Karl Barksdale

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Century 21 Plus

By Karl Barksdale, Jack P. Hoggatt, Jon A. Shank

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Century 21 Jr. Input Technologies

By Karl Barksdale, Jon Shank, Jack Hoggatt

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Ug Checkpro C21 Jr

By SHANK, BARKSDALE, HOGGATT

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Personal Productivity with PDAs

By Karl Barksdale

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Digitools The Business Technology

By Karl Barksdale

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EBook on CD ROM Digitools

By Karl Barksdale

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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.