Police outnumber Girard College pickets 2 to 1

Chicago citation style
Unknown. Police outnumber Girard College pickets 2 to 1. 1965-05-16. Retrieved from the Digital Public Library of America, http://digital.library.temple.edu/cdm/ref/collection/p15037coll7/id/1250. (Accessed December 10, 2018.)
APA citation style
Unknown, (1965-05-16) Police outnumber Girard College pickets 2 to 1. Retrieved from the Digital Public Library of America, http://digital.library.temple.edu/cdm/ref/collection/p15037coll7/id/1250
MLA citation style
Unknown. Retrieved from the Digital Public Library of America <http://digital.library.temple.edu/cdm/ref/collection/p15037coll7/id/1250>.
Note: These citations are programmatically generated and may be incomplete.