MLA

McClintock, Walter, 1870-1949. 60. [Group of Blackfoot Women at the Buffalo Tipi Working on a Large Lodge-Cover.]. Box 60, folder 3004. 1941. https://collections.library.yale.edu/catalog/2008448.

APA, 6th edition

McClintock, Walter, 1870-1949. (["Box 60, folder 3004"])(1941)[60. [Group of Blackfoot Women at the Buffalo Tipi Working on a Large Lodge-Cover.]]. https://collections.library.yale.edu/catalog/2008448.