APA (7th ed.) Citation

Marben, R. (1931). Ritter der Luft. Broschek.

Chicago Style (17th ed.) Citation

Marben, Rolf. Ritter Der Luft. Hamburg: Broschek, 1931.

MLA (9th ed.) Citation

Marben, Rolf. Ritter Der Luft. Broschek, 1931.

Warning: These citations may not always be 100% accurate.