MLA

Marinetti, F. T., 1876-1944. Anonymous. “Buenos Aires, gran ciudad, congrega a los principes de la literatura mundial.” La Razon, 30 ago 1936. [8404-1] ; Caricature. La Nuova Patria, 30 ago 1936. [8404-2]. box 106, slide 24. 1936. https://collections.library.yale.edu/catalog/10662524.

APA, 6th edition

Marinetti, F. T., 1876-1944. (["box 106, slide 24"])(1936)[Anonymous. “Buenos Aires, gran ciudad, congrega a los principes de la literatura mundial.” La Razon, 30 ago 1936. [8404-1] ; Caricature. La Nuova Patria, 30 ago 1936. [8404-2]]. https://collections.library.yale.edu/catalog/10662524.