MLA

Marinetti, F. T., 1876-1944. Der Sturm, Sept 1919. Front cover with a Futurist wood engraving by Johannes Molzahn. [1559-1]. box 20, slide 59. 1919. https://collections.library.yale.edu/catalog/10650780.

APA, 6th edition

Marinetti, F. T., 1876-1944. (["box 20, slide 59"])(1919)[Der Sturm, Sept 1919. Front cover with a Futurist wood engraving by Johannes Molzahn. [1559-1]]. https://collections.library.yale.edu/catalog/10650780.