MLA

Saarinen, Eero, 1910-1961. Renderings. Box 331, folder 953. 1956, undated. https://collections.library.yale.edu/catalog/10017271.

APA, 6th edition

Saarinen, Eero, 1910-1961. (["Box 331, folder 953"])(1956, undated)[Renderings]. https://collections.library.yale.edu/catalog/10017271.