Comptia Network+ Study Guide: Exam N10-008 by Lammle, Todd

A nice touch in this textbook is the color-coded sections for different topics.

Matter and Interactions

This textbook has been a reliable resource for students for years.

Introductory Technical Mathematics by Peterson, John

What stands out about this textbook is the comparative tables that show differences.

The Reptile Ear

What stands out about this textbook is the inclusion of interviews with practitioners.