APA (7 वां संस्करण) प्रशस्ति पत्र

Kozinska-Witt, H. (1999). Ludwig Gumplowicz's programme for the improvement of the jewish situation. Polin.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Kozinska-Witt, Hanna. "Ludwig Gumplowicz's Programme for the Improvement of the Jewish Situation." Polin 1999.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Kozinska-Witt, Hanna. "Ludwig Gumplowicz's Programme for the Improvement of the Jewish Situation." Polin, 1999.