APA (7th ed.) Citation

Rühl, M. (1991). Rückblick und Ausblick.

Chicago Style (17th ed.) Citation

Rühl, Manfred. Rückblick Und Ausblick. 1991.

MLA (9th ed.) Citation

Rühl, Manfred. Rückblick Und Ausblick. 1991.

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