[1914] Jul 20 Postcard; 1914 Aug 6 3 p.; 1914 Aug 19 4 p.; 1914 Sep 1 6 p.; 1914 Nov 28 4 p.; 1915 Jan 1 6 p.; 1915 Jan 2 Postcard; 1915 Jan 22 1 p.; 1915 Mar 1 3 p.; 1930 Apr 17/26 8 p.
MLA
Marinetti, F. T., 1876-1944. [1914] Jul 20 Postcard; 1914 Aug 6 3 p.; 1914 Aug 19 4 p.; 1914 Sep 1 6 p.; 1914 Nov 28 4 p.; 1915 Jan 1 6 p.; 1915 Jan 2 Postcard; 1915 Jan 22 1 p.; 1915 Mar 1 3 p.; 1930 Apr 17/26 8 p.. Box 16, folder 1005. 1898-1970. https://collections.library.yale.edu/catalog/33094827.
APA, 6th edition
Marinetti, F. T., 1876-1944. (["Box 16, folder 1005"])(1898-1970)[[1914] Jul 20 Postcard; 1914 Aug 6 3 p.; 1914 Aug 19 4 p.; 1914 Sep 1 6 p.; 1914 Nov 28 4 p.; 1915 Jan 1 6 p.; 1915 Jan 2 Postcard; 1915 Jan 22 1 p.; 1915 Mar 1 3 p.; 1930 Apr 17/26 8 p.]. https://collections.library.yale.edu/catalog/33094827.
