Alkuperäinen: Alfred's Essentials of Music Theory, Book 3. Andrew Surmani. Reference Textbooks. Textbook - General. Theory. Essentials of Music Theory.
Käännös: Alfredin Essentials of Music Theory, Book 3. Alfredin Essentials of Music Theory, Book 3 säveltänyt Andrew Surmani ja Morton Manus. Teoria.