Cite

210. Postcard.

MLA

Marinetti, F. T., 1876-1944. 210. Postcard.. Box 50, folder 1950. ca. 1933. https://collections.library.yale.edu/catalog/2008938.

APA, 6th edition

Marinetti, F. T., 1876-1944. (["Box 50, folder 1950"])(ca. 1933)[210. Postcard.]. https://collections.library.yale.edu/catalog/2008938.