These pictures show activity here during protests

Chicago citation style
These pictures show activity here during protests. 1956-09-06. Retrieved from the Digital Public Library of America, http://cdm15138.contentdm.oclc.org/cdm/ref/collection/p15138coll18/id/391. (Accessed October 15, 2018.)
APA citation style
(1956-09-06) These pictures show activity here during protests. Retrieved from the Digital Public Library of America, http://cdm15138.contentdm.oclc.org/cdm/ref/collection/p15138coll18/id/391
MLA citation style
Retrieved from the Digital Public Library of America <http://cdm15138.contentdm.oclc.org/cdm/ref/collection/p15138coll18/id/391>.
Note: These citations are programmatically generated and may be incomplete.