MLA

Marinetti, F. T., 1876-1944. Robert de Traz. “Quelques Jours à Milan.” No soource, 1924. Attended the Onoranze a Marinetti. [3518-1]. box 45, slide 18. 1924. https://collections.library.yale.edu/catalog/10667021.

APA, 6th edition

Marinetti, F. T., 1876-1944. (["box 45, slide 18"])(1924)[Robert de Traz. “Quelques Jours à Milan.” No soource, 1924. Attended the Onoranze a Marinetti. [3518-1]]. https://collections.library.yale.edu/catalog/10667021.