Richard M. Roberts Books

Computer Service and Repair presents the most up-to-date information in the rapidly changing world of computers and their software. The text teaches the practices and principles needed to pass the...

Computer Service and Repair Instructor's Resource CD

By Richard M. Roberts

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Computer Service and Repair meets the requirements of the CompTIA Authorized Quality Curriculum (CAQC) program for A+ certification exams. Students do not need prior PC technical experience to bene...

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.