Three men holding signs at philosophy teaching assistant picket line in front of Parrington Hall at the University of Washington, Seattle, May 19, 1969

Chicago citation style
Karpen, Joseph. Three men holding signs at philosophy teaching assistant picket line in front of Parrington Hall at the University of Washington, Seattle, May 19, 1969. 1969. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/uwcampus/id/34981. (Accessed November 16, 2018.)
APA citation style
Karpen, Joseph, (1969) Three men holding signs at philosophy teaching assistant picket line in front of Parrington Hall at the University of Washington, Seattle, May 19, 1969. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/uwcampus/id/34981
MLA citation style
Karpen, Joseph. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/uwcampus/id/34981>.
Note: These citations are programmatically generated and may be incomplete.