APA (7th ed.) Citation

Ruf, H. (1986). Die Orchideen des Rieses.

Chicago Style (17th ed.) Citation

Ruf, Hans. Die Orchideen Des Rieses. 1986.

MLA (9th ed.) Citation

Ruf, Hans. Die Orchideen Des Rieses. 1986.

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