Cecil Mummey standing in front of a cafe in Harlem, Montana, July 12, 1978

Chicago citation style
Wallen, Don, Unidentified. Cecil Mummey standing in front of a cafe in Harlem, Montana, July 12, 1978. 1978. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/hupy/id/1126. (Accessed June 20, 2018.)
APA citation style
Wallen, Don, Unidentified, (1978) Cecil Mummey standing in front of a cafe in Harlem, Montana, July 12, 1978. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/hupy/id/1126
MLA citation style
Wallen, Don, Unidentified. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/hupy/id/1126>.
Note: These citations are programmatically generated and may be incomplete.