MLA

Saarinen, Eero, 1910-1961. Auditorium and Shapiro Memorial Art Theatre: renderings, site plans, floor plans, section. Box 154, folder 447. undated. https://collections.library.yale.edu/catalog/10020222.

APA, 6th edition

Saarinen, Eero, 1910-1961. (["Box 154, folder 447"])(undated)[Auditorium and Shapiro Memorial Art Theatre: renderings, site plans, floor plans, section]. https://collections.library.yale.edu/catalog/10020222.