APA (7th ed.) Citation

Contzen, H. (1993). Neun Thesen zum Donau-Ausbau.

Chicago Style (17th ed.) Citation

Contzen, Heinz. Neun Thesen Zum Donau-Ausbau. 1993.

MLA (9th ed.) Citation

Contzen, Heinz. Neun Thesen Zum Donau-Ausbau. 1993.

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