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Lua i Stíl Chicago (17ú heag.)Kozinska-Witt, Hanna. "Ludwig Gumplowicz's Programme for the Improvement of the Jewish Situation." Polin 1999.
Lua MLA (8ú heag.)Kozinska-Witt, Hanna. "Ludwig Gumplowicz's Programme for the Improvement of the Jewish Situation." Polin, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.