812. [Tipis on the Prairie.]
MLA
McClintock, Walter, 1870-1949. 812. [Tipis on the Prairie.]. Box 67, folder 3631. 1936. https://collections.library.yale.edu/catalog/2008174.
APA, 6th edition
McClintock, Walter, 1870-1949. (["Box 67, folder 3631"])(1936)[812. [Tipis on the Prairie.]]. https://collections.library.yale.edu/catalog/2008174.