MLA

Marinetti, F. T., 1876-1944. Anonymous [Marinetti]. “Pim! Pum! Arabau baru!” Arabau, [1924]. With a caricature of Marinetti playing music. [3473-1]. box 44, slide 53. 1924. https://collections.library.yale.edu/catalog/10654235.

APA, 6th edition

Marinetti, F. T., 1876-1944. (["box 44, slide 53"])(1924)[Anonymous [Marinetti]. “Pim! Pum! Arabau baru!” Arabau, [1924]. With a caricature of Marinetti playing music. [3473-1]]. https://collections.library.yale.edu/catalog/10654235.