Tree beneath an afternoon sky at Volunteer Park, Seattle, Washington, April, 1976

Chicago citation style
Wallen, Don, Unidentified. Tree beneath an afternoon sky at Volunteer Park, Seattle, Washington, April, 1976. 1976. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/hupy/id/1430. (Accessed June 20, 2018.)
APA citation style
Wallen, Don, Unidentified, (1976) Tree beneath an afternoon sky at Volunteer Park, Seattle, Washington, April, 1976. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/hupy/id/1430
MLA citation style
Wallen, Don, Unidentified. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/hupy/id/1430>.
Note: These citations are programmatically generated and may be incomplete.