Voelker, K. (1987). The B'nai B'rith Order (U.O.B.B.) in the Third Reich (1933-1937). Year Book / Leo Baeck Institute.
Lua i Stíl Chicago (17ú heag.)Voelker, Karen. "The B'nai B'rith Order (U.O.B.B.) in the Third Reich (1933-1937)." Year Book / Leo Baeck Institute 1987.
Lua MLA (8ú heag.)Voelker, Karen. "The B'nai B'rith Order (U.O.B.B.) in the Third Reich (1933-1937)." Year Book / Leo Baeck Institute, 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.