MLA

Saarinen, Eero, 1910-1961. Construction. Box 621, folder 1617 - 1619. 1962-1964, undated. https://collections.library.yale.edu/catalog/10017197.

APA, 6th edition

Saarinen, Eero, 1910-1961. (["Box 621, folder 1617 - 1619"])(1962-1964, undated)[Construction]. https://collections.library.yale.edu/catalog/10017197.