Edmond Holmes. “Conference at Cambridge.” No source, [1920]. With speech by E. F. O'Neill: “Learning by Doing.” [1920-1]
MLA
Marinetti, F. T., 1876-1944. Edmond Holmes. “Conference at Cambridge.” No source, [1920]. With speech by E. F. O'Neill: “Learning by Doing.” [1920-1]. box 25, slide 20. 1920. https://collections.library.yale.edu/catalog/10651399.
APA, 6th edition
Marinetti, F. T., 1876-1944. (["box 25, slide 20"])(1920)[Edmond Holmes. “Conference at Cambridge.” No source, [1920]. With speech by E. F. O'Neill: “Learning by Doing.” [1920-1]]. https://collections.library.yale.edu/catalog/10651399.
