Duchamp, Marcel
MLA
Dreier, Katherine S. (Katherine Sophie), 1877-1952. Duchamp, Marcel. Box 92, folder 2351. 1923 Mar. https://collections.library.yale.edu/catalog/2041736.
APA, 6th edition
Dreier, Katherine S. (Katherine Sophie), 1877-1952. (["Box 92, folder 2351"])(1923 Mar)[Duchamp, Marcel]. https://collections.library.yale.edu/catalog/2041736.