Cite

Anonymous. “Wieczor Marinettl'ego.” No source, [1934]. [7247-1]

MLA

Marinetti, F. T., 1876-1944. Anonymous. “Wieczor Marinettl'ego.” No source, [1934]. [7247-1]. box 91, slide 67. 1934. https://collections.library.yale.edu/catalog/10660189.

APA, 6th edition

Marinetti, F. T., 1876-1944. (["box 91, slide 67"])(1934)[Anonymous. “Wieczor Marinettl'ego.” No source, [1934]. [7247-1]]. https://collections.library.yale.edu/catalog/10660189.