MLA

McClintock, Walter, 1870-1949. 710a. [Small Otter (A'monisi-koan), Grandson of Mad Wolf. Wearing Costume After his Father's Costume.]. Box 65, folder 3456. 1935. https://collections.library.yale.edu/catalog/2009284.

APA, 6th edition

McClintock, Walter, 1870-1949. (["Box 65, folder 3456"])(1935)[710a. [Small Otter (A'monisi-koan), Grandson of Mad Wolf. Wearing Costume After his Father's Costume.]]. https://collections.library.yale.edu/catalog/2009284.