Textbook in PDF format Miller and Sandefur’s 10th Edition of "Illustrated Guide to the National Electric Code" makes learning the 2026 National Electrical Code easier than ever, with clear explanations, technically accurate illustrations and a modular layout that helps you build knowledge one step at a time. Whether you’re just starting out or already working in the field, this guide breaks down complex code into simple, practical content. You’ll find helpful tools like unit objectives, practice assessments and calculation worksheets to reinforce as you learn. Plus, with optional access to MindTap, you can engage with videos, simulations and quizzes to study more effectively and confidently master the latest industry standards