Levi, E., & Gehring, M. Paul Hirsch and Alfred Einstein: The trials and tribulations of collaboration in exile. The impact of nazism on twentieth-century music.
Chicago-Zitierstil (17. Ausg.)Levi, Erik, 与 Melina Gehring. "Paul Hirsch and Alfred Einstein: The Trials and Tribulations of Collaboration in Exile." The Impact of Nazism on Twentieth-century Music .
MLA-Zitierstil (8. Ausg.)Levi, Erik, 与 Melina Gehring. "Paul Hirsch and Alfred Einstein: The Trials and Tribulations of Collaboration in Exile." The Impact of Nazism on Twentieth-century Music, .
警告：这些引文格式不一定是100％准确.