Baldwin, David
MLA
Marsh, Othniel Charles, 1831-1899. Baldwin, David. Box 2, folder 47. 1877-1878. https://collections.library.yale.edu/catalog/32208747.
APA, 6th edition
Marsh, Othniel Charles, 1831-1899. (["Box 2, folder 47"])(1877-1878)[Baldwin, David]. https://collections.library.yale.edu/catalog/32208747.