Cite

Same as frame 6634. [6635-1]

MLA

Marinetti, F. T., 1876-1944. Same as frame 6634. [6635-1]. box 84, slide 15. no date. https://collections.library.yale.edu/catalog/10659167.

APA, 6th edition

Marinetti, F. T., 1876-1944. (["box 84, slide 15"])(no date)[Same as frame 6634. [6635-1]]. https://collections.library.yale.edu/catalog/10659167.