MLA

Dreier, Katherine S. (Katherine Sophie), 1877-1952. Archipenko, Alexander. Box 94, folder 2382-2390. 1919-43, n.d.. https://collections.library.yale.edu/catalog/2014501.

APA, 6th edition

Dreier, Katherine S. (Katherine Sophie), 1877-1952. (["Box 94, folder 2382-2390"])(1919-43, n.d.)[Archipenko, Alexander]. https://collections.library.yale.edu/catalog/2014501.