APA (7th ed.) Citation

Rutkowski, F. (1978). Gewillkürte Schriftform. [s.n.].

Chicago Style (17th ed.) Citation

Rutkowski, Frank. Gewillkürte Schriftform. Göttingen: [s.n.], 1978.

MLA (8th ed.) Citation

Rutkowski, Frank. Gewillkürte Schriftform. [s.n.], 1978.