Basic Music Theory: How to Read, Write, and Understand Written Music (4th ed.)
Jonathan Harnum, PhD, author
A popular and helpful guide to learning to read music. Seven parts, each with related short, well-designed chapters. Each chapter and section has an extensive review to check your knowledge. Also included between parts are "Interludes" that cover other aspects of written music (musical terms, practice, conducting, etc.). Used by the LA Film School, as well as colleges and schools around the US.