MLA

Marinetti, F. T., 1876-1944. Anonymous. “Interessante Seite.” Schweitzer Illustrierte Zeitung, 1922. With several photos of snakes and crocodiles. [3091-1]. box 39, slide 71. 1922. https://collections.library.yale.edu/catalog/10653543.

APA, 6th edition

Marinetti, F. T., 1876-1944. (["box 39, slide 71"])(1922)[Anonymous. “Interessante Seite.” Schweitzer Illustrierte Zeitung, 1922. With several photos of snakes and crocodiles. [3091-1]]. https://collections.library.yale.edu/catalog/10653543.