MLA

Marinetti, F. T., 1876-1944. Giorgio Nurigianov [Nurigio]. Article in Russian with photo of Mara Frateva-Khristova and handwritten note by Nurigio. [HOBb (Nove)], 1920. [2331]. box 30, slide 31. 1920. https://collections.library.yale.edu/catalog/10651972.

APA, 6th edition

Marinetti, F. T., 1876-1944. (["box 30, slide 31"])(1920)[Giorgio Nurigianov [Nurigio]. Article in Russian with photo of Mara Frateva-Khristova and handwritten note by Nurigio. [HOBb (Nove)], 1920. [2331]]. https://collections.library.yale.edu/catalog/10651972.