MLA

Saarinen, Eero, 1910-1961. Construction. Box 495, folder 1344. Circa 1961. https://collections.library.yale.edu/catalog/10017917.

APA, 6th edition

Saarinen, Eero, 1910-1961. (["Box 495, folder 1344"])(Circa 1961)[Construction]. https://collections.library.yale.edu/catalog/10017917.