Cita APA (7th ed.)

kea-Edition. kea. Difo-Druck.

Cita Chicago (17th ed.)

kea-Edition. Kea. Bremen: Difo-Druck.

Cita MLA (8th ed.)

kea-Edition. Kea. Difo-Druck.

Atenció: Aquestes cites poden no estar 100% correctes.