MLA

Saarinen, Eero, 1910-1961. Site plan; models. Box 72, folder 113. 1947-1950, undated. https://collections.library.yale.edu/catalog/10017015.

APA, 6th edition

Saarinen, Eero, 1910-1961. (["Box 72, folder 113"])(1947-1950, undated)[Site plan; models]. https://collections.library.yale.edu/catalog/10017015.