MLA

Marinetti, F. T., 1876-1944. Gli Artisti Circumvisionisti. No source, [1929]. In Italian, about the Pittori Circumvisionisti. [5899-1]. box 74, slide 79. 1929. https://collections.library.yale.edu/catalog/10657946.

APA, 6th edition

Marinetti, F. T., 1876-1944. (["box 74, slide 79"])(1929)[Gli Artisti Circumvisionisti. No source, [1929]. In Italian, about the Pittori Circumvisionisti. [5899-1]]. https://collections.library.yale.edu/catalog/10657946.