MLA

Marinetti, F. T., 1876-1944. Unsigned and untitled article in Italian dealing with women. No source. [2268-1]. box 29, slide 48. no date. https://collections.library.yale.edu/catalog/10651857.

APA, 6th edition

Marinetti, F. T., 1876-1944. (["box 29, slide 48"])(no date)[Unsigned and untitled article in Italian dealing with women. No source. [2268-1]]. https://collections.library.yale.edu/catalog/10651857.