Pietroforte, letters, 1991-04-10 & 1991-05-02, to Independent Commission

Chicago citation style
Pietroforte, Joseph. Pietroforte, letters, 1991-04-10 & 1991-05-02, to Independent Commission. 1991-04-02. Retrieved from the Digital Public Library of America, http://digitallibrary.usc.edu/cdm/ref/collection/p15799coll69/id/16775. (Accessed November 18, 2018.)
APA citation style
Pietroforte, Joseph, (1991-04-02) Pietroforte, letters, 1991-04-10 & 1991-05-02, to Independent Commission. Retrieved from the Digital Public Library of America, http://digitallibrary.usc.edu/cdm/ref/collection/p15799coll69/id/16775
MLA citation style
Pietroforte, Joseph. Retrieved from the Digital Public Library of America <http://digitallibrary.usc.edu/cdm/ref/collection/p15799coll69/id/16775>.
Note: These citations are programmatically generated and may be incomplete.