MLA

Marinetti, F. T., 1876-1944. Ardengo Soffici. “Italia. Romanticismo.” Popolo d'Italia, 5 giu 1925. [4073-1]. box 52, slide 13. 1925. https://collections.library.yale.edu/catalog/10655180.

APA, 6th edition

Marinetti, F. T., 1876-1944. (["box 52, slide 13"])(1925)[Ardengo Soffici. “Italia. Romanticismo.” Popolo d'Italia, 5 giu 1925. [4073-1]]. https://collections.library.yale.edu/catalog/10655180.