APA (7th ed.) Citation

Frohne, U. (1986). Olaf Metzel. Wolkenkratzer.

Chicago Style (17th ed.) Citation

Frohne, Ursula. "Olaf Metzel." Wolkenkratzer 1986.

MLA (8th ed.) Citation

Frohne, Ursula. "Olaf Metzel." Wolkenkratzer, 1986.

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