MLA

Marinetti, F. T., 1876-1944. Anonymous. “Il 'Venerdi letterario.' Battaglia in casa e battaglia in piazza.” Secolo XIX, 28 mar 1942. [10389-1]. box 131, slide 9. 1942. https://collections.library.yale.edu/catalog/10666576.

APA, 6th edition

Marinetti, F. T., 1876-1944. (["box 131, slide 9"])(1942)[Anonymous. “Il 'Venerdi letterario.' Battaglia in casa e battaglia in piazza.” Secolo XIX, 28 mar 1942. [10389-1]]. https://collections.library.yale.edu/catalog/10666576.