F914a. Sacred People. In Line. Marching.
MLA
McClintock, Walter, 1870-1949. F914a. Sacred People. In Line. Marching.. Box 141, folder 7016. 1909. https://collections.library.yale.edu/catalog/10452709.
APA, 6th edition
McClintock, Walter, 1870-1949. (["Box 141, folder 7016"])(1909)[F914a. Sacred People. In Line. Marching.]. https://collections.library.yale.edu/catalog/10452709.