APA (7th ed.) Citation

Willmann, O. (1912). Logik Philosophische Propädeutik..

Chicago Style (17th ed.) Citation

Willmann, Otto. "Logik." Philosophische Propädeutik. 1912.

MLA (9th ed.) Citation

Willmann, Otto. "Logik." Philosophische Propädeutik., 1912.

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