Gurney, Ellen (Emilia)
MLA
MacDonald, George, 1824-1905. Gurney, Ellen (Emilia). Box 2, folder 77-78. 1860-95, n.d.. https://collections.library.yale.edu/catalog/16474490.
APA, 6th edition
MacDonald, George, 1824-1905. (["Box 2, folder 77-78"])(1860-95, n.d.)[Gurney, Ellen (Emilia)]. https://collections.library.yale.edu/catalog/16474490.