Cite

147. People eating outdoors. FTM, BCM and others.

MLA

Marinetti, F. T., 1876-1944. 147. People eating outdoors. FTM, BCM and others.. Box 49, folder 1944. August 1925. https://collections.library.yale.edu/catalog/2008688.

APA, 6th edition

Marinetti, F. T., 1876-1944. (["Box 49, folder 1944"])(August 1925)[147. People eating outdoors. FTM, BCM and others.]. https://collections.library.yale.edu/catalog/2008688.