MLA

Freeman, Walter, 1895-1972. 1106. University central in Oval. 3, folder 90. 1912-1916. https://collections.library.yale.edu/catalog/10015527.

APA, 6th edition

Freeman, Walter, 1895-1972. (["3, folder 90"])(1912-1916)[1106. University central in Oval]. https://collections.library.yale.edu/catalog/10015527.