Fitzgerald, Robert P.
MLA
Fitzgerald, Robert, 1910-1985. Fitzgerald, Robert P.. Box 12, folder 462. 1975 Jun 23. https://collections.library.yale.edu/catalog/17427373.
APA, 6th edition
Fitzgerald, Robert, 1910-1985. (["Box 12, folder 462"])(1975 Jun 23)[Fitzgerald, Robert P.]. https://collections.library.yale.edu/catalog/17427373.