APA (7th ed.) Citation

Röhrich, W. (1990). Die "Stunde Null". Deutschland.

Chicago Style (17th ed.) Citation

Röhrich, Wilfried. "Die "Stunde Null"." Deutschland 1990.

MLA (8th ed.) Citation

Röhrich, Wilfried. "Die "Stunde Null"." Deutschland, 1990.

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