Volunteer coordinator Christina Horst (at left) and volunteer helper Johanna Richard in the kitchen at the Ballard Senior Citizen's Center in Seattle, Washington, September 9, 1974

Chicago citation style
Wallen, Don, Unidentified. Volunteer coordinator Christina Horst (at left) and volunteer helper Johanna Richard in the kitchen at the Ballard Senior Citizen's Center in Seattle, Washington, September 9, 1974. 1974. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/hupy/id/816. (Accessed November 15, 2018.)
APA citation style
Wallen, Don, Unidentified, (1974) Volunteer coordinator Christina Horst (at left) and volunteer helper Johanna Richard in the kitchen at the Ballard Senior Citizen's Center in Seattle, Washington, September 9, 1974. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/hupy/id/816
MLA citation style
Wallen, Don, Unidentified. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/hupy/id/816>.
Note: These citations are programmatically generated and may be incomplete.