Address in Whitman's hand
MLA
Whitman, Walt, 1819-1892. Address in Whitman's hand. Box 4, folder 195. 1879. https://collections.library.yale.edu/catalog/2053824.
APA, 6th edition
Whitman, Walt, 1819-1892. (["Box 4, folder 195"])(1879)[Address in Whitman's hand]. https://collections.library.yale.edu/catalog/2053824.