Viewing the slain on a Mexican battlefield
MLA
H.H. Stratton (Firm). Viewing the slain on a Mexican battlefield. Folder 19. ca. 1917. https://collections.library.yale.edu/catalog/2017118.
APA, 6th edition
H.H. Stratton (Firm). (["Folder 19"])(ca. 1917)[Viewing the slain on a Mexican battlefield]. https://collections.library.yale.edu/catalog/2017118.