Cite

Anonymous. No title. No source, [1933]. Deals with Debussy and Music. [7444-1]

MLA

Marinetti, F. T., 1876-1944. Anonymous. No title. No source, [1933]. Deals with Debussy and Music. [7444-1]. box 94, slide 24. 1933. https://collections.library.yale.edu/catalog/10660504.

APA, 6th edition

Marinetti, F. T., 1876-1944. (["box 94, slide 24"])(1933)[Anonymous. No title. No source, [1933]. Deals with Debussy and Music. [7444-1]]. https://collections.library.yale.edu/catalog/10660504.