Stein, Leo and Nina - snapshots
MLA
Stein, Leo, 1872-1947. Stein, Leo and Nina - snapshots. Box 14, folder 358. 1914, 1922, n.d.. https://collections.library.yale.edu/catalog/2112358.
APA, 6th edition
Stein, Leo, 1872-1947. (["Box 14, folder 358"])(1914, 1922, n.d.)[Stein, Leo and Nina - snapshots]. https://collections.library.yale.edu/catalog/2112358.