Aboard a locomotive crossing the Danube near Vienna, ca. 1930

Chicago citation style
Kassowitz, Ernst, Unidentified. Aboard a locomotive crossing the Danube near Vienna, ca. 1930. ca. 1930. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/hupy/id/483. (Accessed June 19, 2018.)
APA citation style
Kassowitz, Ernst, Unidentified, (ca. 1930) Aboard a locomotive crossing the Danube near Vienna, ca. 1930. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/hupy/id/483
MLA citation style
Kassowitz, Ernst, Unidentified. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/hupy/id/483>.
Note: These citations are programmatically generated and may be incomplete.