Giacomo Etna. “La cucina futurista.” No source, 1932. [6132-1] ; E.M. de Bello. No title. No source, no date. [6132-2]
MLA
Marinetti, F. T., 1876-1944. Giacomo Etna. “La cucina futurista.” No source, 1932. [6132-1] ; E.M. de Bello. No title. No source, no date. [6132-2]. box 77, slide 72. 1932. https://collections.library.yale.edu/catalog/10658335.
APA, 6th edition
Marinetti, F. T., 1876-1944. (["box 77, slide 72"])(1932)[Giacomo Etna. “La cucina futurista.” No source, 1932. [6132-1] ; E.M. de Bello. No title. No source, no date. [6132-2]]. https://collections.library.yale.edu/catalog/10658335.