Cite

[1914 Aug 8] 1 p. Signed "Gino Rossi e Martini in same hand

MLA

Marinetti, F. T., 1876-1944. [1914 Aug 8] 1 p. Signed "Gino Rossi e Martini in same hand. Box 15, folder 959. 1898-1970. https://collections.library.yale.edu/catalog/2015368.

APA, 6th edition

Marinetti, F. T., 1876-1944. (["Box 15, folder 959"])(1898-1970)[[1914 Aug 8] 1 p. Signed "Gino Rossi e Martini in same hand]. https://collections.library.yale.edu/catalog/2015368.