"Camp of Brings-Down-the-Sun"
MLA
McClintock, Walter, 1870-1949. "Camp of Brings-Down-the-Sun". Box 6, folder 201-204. 1935. https://collections.library.yale.edu/catalog/2011145.
APA, 6th edition
McClintock, Walter, 1870-1949. (["Box 6, folder 201-204"])(1935)["Camp of Brings-Down-the-Sun"]. https://collections.library.yale.edu/catalog/2011145.