ماخذ: The Ultimate Book of Music Mazes and Puzzles. Beats R Us. Handel's Music for the Royal Fireworks. Kris Kropff. Puzzle book.
ترجمه: کتاب نهایی از موسیقی mazes و پازل. کریس Kropff. The Ultimate Book of Music Mazes and Puzzles composed by Kris Kropff. کتاب پازل. نمرات K-6.