Kölz, H. (1997). Open Air: Modern-Suite / Hans-Günther Kölz (Akkordeon-Schüler-Orchester.). Heck.
Citazione stile Chigago Style (17a edizione)Kölz, Hans-Günther. Open Air: Modern-Suite / Hans-Günther Kölz. Akkordeon-Schüler-Orchester. Waiblingen: Heck, 1997.
Citatione MLA (8a ed.)Kölz, Hans-Günther. Open Air: Modern-Suite / Hans-Günther Kölz. Akkordeon-Schüler-Orchester. Heck, 1997.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.