MLA

Marinetti, F. T., 1876-1944. Portrait of Marinetti in full regalia. Suplemento del no 51 de la revista ARBITER, Buenos Aires, 1926. [4616-1]. box 58, slide 76. 1926. https://collections.library.yale.edu/catalog/10656032.

APA, 6th edition

Marinetti, F. T., 1876-1944. (["box 58, slide 76"])(1926)[Portrait of Marinetti in full regalia. Suplemento del no 51 de la revista ARBITER, Buenos Aires, 1926. [4616-1]]. https://collections.library.yale.edu/catalog/10656032.