ماخذ: Technic Lessons, Level 4. Students develop hand and finger coordination, facility, dexterity, and control at a comfortable pace.
ترجمه: Reading Two-Part Melodic Direction. جیمز Bastien. موسیقی نت پیانو روش. نت پیانو. Technic Lessons, Level 4 composed by James Bastien.