Cite

Where Today Meets Tomorrow [General Motors Technical Center, Warren, MI]

MLA

Saarinen, Eero, 1910-1961. Where Today Meets Tomorrow [General Motors Technical Center, Warren, MI]. Box 697, folder 200. undated. https://collections.library.yale.edu/catalog/10017597.

APA, 6th edition

Saarinen, Eero, 1910-1961. (["Box 697, folder 200"])(undated)[Where Today Meets Tomorrow [General Motors Technical Center, Warren, MI]]. https://collections.library.yale.edu/catalog/10017597.