Kober, A., & Grayzel, S. (1940). Cologne: Translated from the German by Solomon Grayzel. The Jewish Publication Society of America.
Chicago-viite (17. p.)Kober, Adolf, ja Solomon Grayzel. Cologne: Translated from the German by Solomon Grayzel. Philadelphia: The Jewish Publication Society of America, 1940.
MLA-viite (8. p.)Kober, Adolf, ja Solomon Grayzel. Cologne: Translated from the German by Solomon Grayzel. The Jewish Publication Society of America, 1940.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.