APA (7th ed.) Citation

Ullrich, O. Weltniveau . in der Sackgasse des Industriesystems.

Chicago Style (17th ed.) Citation

Ullrich, Otto. Weltniveau . in Der Sackgasse Des Industriesystems.

MLA (8th ed.) Citation

Ullrich, Otto. Weltniveau . in Der Sackgasse Des Industriesystems.

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