Niehoff, M. R. (1996). Jakob Weil's contribution to a modern concept of Haggadah. Year Book / Leo Baeck Institute.
Lua i Stíl Chicago (17ú heag.)Niehoff, Maren R. "Jakob Weil's Contribution to a Modern Concept of Haggadah." Year Book / Leo Baeck Institute 1996.
Lua MLA (8ú heag.)Niehoff, Maren R. "Jakob Weil's Contribution to a Modern Concept of Haggadah." Year Book / Leo Baeck Institute, 1996.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.