Dead bodies on a Mexican battlefield
MLA
Horne, Walter H., 1883-1921. Dead bodies on a Mexican battlefield. Folder 5. ca. 1918. https://collections.library.yale.edu/catalog/2015391.
APA, 6th edition
Horne, Walter H., 1883-1921. (["Folder 5"])(ca. 1918)[Dead bodies on a Mexican battlefield]. https://collections.library.yale.edu/catalog/2015391.