Junior Advanced Course: Heft 1.2. Yamaha.
Cita Chicago (17th ed.)Junior Advanced Course: Heft 1.2. Rellingen: Yamaha.
Cita MLA (8th ed.)Junior Advanced Course: Heft 1.2. Yamaha.
Atenció: Aquestes cites poden no estar 100% correctes.
Cita APA (7th ed.)