Use of force, first quarter (1987, 1990)

Chicago citation style
Use of force, first quarter (1987, 1990). 1987-1990. Retrieved from the Digital Public Library of America, http://digitallibrary.usc.edu/cdm/ref/collection/p15799coll69/id/16710. (Accessed November 15, 2018.)
APA citation style
(1987-1990) Use of force, first quarter (1987, 1990). Retrieved from the Digital Public Library of America, http://digitallibrary.usc.edu/cdm/ref/collection/p15799coll69/id/16710
MLA citation style
Retrieved from the Digital Public Library of America <http://digitallibrary.usc.edu/cdm/ref/collection/p15799coll69/id/16710>.
Note: These citations are programmatically generated and may be incomplete.