Anonymous. No title. L'Esprit Nouveau, Paris, 1927. [4683-1] ; Filippo Tommaso Marinetti. “Une lettre ouverte de Marinetti a Benito Mussolini.” Comoedia, Paris, 1927. [4683-2]
MLA
Marinetti, F. T., 1876-1944. Anonymous. No title. L'Esprit Nouveau, Paris, 1927. [4683-1] ; Filippo Tommaso Marinetti. “Une lettre ouverte de Marinetti a Benito Mussolini.” Comoedia, Paris, 1927. [4683-2]. box 59, slide 63. 1927. https://collections.library.yale.edu/catalog/10656154.
APA, 6th edition
Marinetti, F. T., 1876-1944. (["box 59, slide 63"])(1927)[Anonymous. No title. L'Esprit Nouveau, Paris, 1927. [4683-1] ; Filippo Tommaso Marinetti. “Une lettre ouverte de Marinetti a Benito Mussolini.” Comoedia, Paris, 1927. [4683-2]]. https://collections.library.yale.edu/catalog/10656154.