Hills, Richard Charles (1848-1923)
MLA
Marsh, Othniel Charles, 1831-1899. Hills, Richard Charles (1848-1923). Box 17, folder 663. 1889-1897. https://collections.library.yale.edu/catalog/32560552.
APA, 6th edition
Marsh, Othniel Charles, 1831-1899. (["Box 17, folder 663"])(1889-1897)[Hills, Richard Charles (1848-1923)]. https://collections.library.yale.edu/catalog/32560552.