Cite

42. [Blackfoot Inner-Circle.]

MLA

McClintock, Walter, 1870-1949. 42. [Blackfoot Inner-Circle.]. Box 60, folder 2982. 1941. https://collections.library.yale.edu/catalog/2008426.

APA, 6th edition

McClintock, Walter, 1870-1949. (["Box 60, folder 2982"])(1941)[42. [Blackfoot Inner-Circle.]]. https://collections.library.yale.edu/catalog/2008426.