Page 21

Chicago citation style
Page 21. Retrieved from the Digital Public Library of America, http://digitallibrary.usc.edu/cdm/ref/collection/p15799coll14/id/176793. (Accessed November 15, 2018.)
APA citation style
Page 21. Retrieved from the Digital Public Library of America, http://digitallibrary.usc.edu/cdm/ref/collection/p15799coll14/id/176793
MLA citation style
Retrieved from the Digital Public Library of America <http://digitallibrary.usc.edu/cdm/ref/collection/p15799coll14/id/176793>.
Note: These citations are programmatically generated and may be incomplete.