Оригинал: BASIC MUSIC THEORY. It is the first step to take for anyone who is not trained in music but wants to become a musician. Joe Procopio.
Превод: BASIC теория на музиката. Voice нотни листове. Guitar нотни листове. B-Flat Trumpet нотни листове. Cello нотни листове. Хор нотни листове.