Der Strom.
MLA
Der Strom. Kairos-Verlag, 1919. https://collections.library.yale.edu/catalog/16574162.
APA, 6th edition
Der Strom. (1919). [Advertisements, Binders' stamps (Binding)--Leroux.]. Kairos-Verlag, https://collections.library.yale.edu/catalog/16574162.