A nice touch in this textbook is the practice tests with answer explanations.
Product Tag: Paperback
Electrical Engin Hdbk The by Richard C. Dorf
You will find that this textbook has a logical structure that makes studying easier.
Modern Control Systems by Dorf & Bishop – Eighth Edition – Paperback
You will find that this textbook has a clean layout that is easy on the eyes.
Abeka 4th Grade Reading Book Gifts and Gadgets 4G Homeschool
You will find that this textbook has a companion website with extra resources.
Abeka Gifts and Gadgets Book Grade 4 Homeschool Reading Program 4G #35949102
You will find that this textbook uses simple language without dumbing things down.
Windows XP: The Complete Reference [With CDROM] by Levine, John R. – New Sealed
You will find that this textbook has a comprehensive bibliography for further study.
Abeka Reading Program Gifts And Gadgets Replacement Reader 
This textbook is the one I kept after the course ended for reference.
The Complete Idiot’s Guide to Windows XP by McFedries, Paul
This textbook is written by a well-known expert in the subject area.
Disinformation Debunked: Building Resilience through Media and Information Liter
A nice feature is the index cards have a glossy finish to resist spills.
Love to Write!: Activities to Sharpen Creative Writing Skills by Cindy Barden
You will find that this textbook has a clean layout that is easy on the eyes.