"Le lyricisme militariste, spéculations, sollicitudes attendries et obstinées envers les soldats militaires", autograph manuscript essay, signed on the last page. "10..." written in blue pencil at the top of page 1; possibly published in Poesia. 4 p., numbered 1-4.
MLA
Marinetti, F. T., 1876-1944. "Le lyricisme militariste, spéculations, sollicitudes attendries et obstinées envers les soldats militaires", autograph manuscript essay, signed on the last page. "10..." written in blue pencil at the top of page 1; possibly published in Poesia. 4 p., numbered 1-4.. Box 47, folder 1871. 1900-1961. https://collections.library.yale.edu/catalog/16687060.
APA, 6th edition
Marinetti, F. T., 1876-1944. (["Box 47, folder 1871"])(1900-1961)["Le lyricisme militariste, spéculations, sollicitudes attendries et obstinées envers les soldats militaires", autograph manuscript essay, signed on the last page. "10..." written in blue pencil at the top of page 1; possibly published in Poesia. 4 p., numbered 1-4.]. https://collections.library.yale.edu/catalog/16687060.