Оригинал: Violin Theory for Beginners, Book 1. however, the author uses all of them. Dorothy Croft. Violin sheet music. Violin.
Превод: Violin Теория за начинаещи, Book 1. Дороти Croft. Violin нотни листове. Violin Теория за начинаещи, Book 1. Цигулка. За цигулка, струнни.