Littmann, E. (1960). Saul Ascher: Ellen Littmann. Year Book / Leo Baeck Institute.
Cita Chicago (17th ed.)Littmann, Ellen. "Saul Ascher: Ellen Littmann." Year Book / Leo Baeck Institute 1960.
Cita MLA (8th ed.)Littmann, Ellen. "Saul Ascher: Ellen Littmann." Year Book / Leo Baeck Institute, 1960.
Atenció: Aquestes cites poden no estar 100% correctes.