Six unidentified personnel in front of a lunch counter

Chicago citation style
Six unidentified personnel in front of a lunch counter. 1928. Retrieved from the Digital Public Library of America, http://cdm16855.contentdm.oclc.org/cdm/ref/collection/LBFiremen/id/2065. (Accessed December 17, 2018.)
APA citation style
(1928) Six unidentified personnel in front of a lunch counter. Retrieved from the Digital Public Library of America, http://cdm16855.contentdm.oclc.org/cdm/ref/collection/LBFiremen/id/2065
MLA citation style
Retrieved from the Digital Public Library of America <http://cdm16855.contentdm.oclc.org/cdm/ref/collection/LBFiremen/id/2065>.
Note: These citations are programmatically generated and may be incomplete.