With Ted Shawn, standing outside (2 views)
MLA
Dreier, Katherine S. (Katherine Sophie), 1877-1952. With Ted Shawn, standing outside (2 views). Box 70, folder 1797. n.d.. https://collections.library.yale.edu/catalog/2014474.
APA, 6th edition
Dreier, Katherine S. (Katherine Sophie), 1877-1952. (["Box 70, folder 1797"])(n.d.)[With Ted Shawn, standing outside (2 views)]. https://collections.library.yale.edu/catalog/2014474.