MLA

Marinetti, F. T., 1876-1944. Page in dialectal Italian: "Sent, Marin̬tt..." signed Ceser Cavanna, Milan, 3 giugno 1927. No source. [05251-1]-[05252-1]. box 66, slide 71-72. no date. https://collections.library.yale.edu/catalog/10656970.

APA, 6th edition

Marinetti, F. T., 1876-1944. (["box 66, slide 71-72"])(no date)[Page in dialectal Italian: "Sent, Marin̬tt..." signed Ceser Cavanna, Milan, 3 giugno 1927. No source. [05251-1]-[05252-1]]. https://collections.library.yale.edu/catalog/10656970.