"No Interference with 'gentlemen's' amusements, you know."
MLA
Hansen, Bert, 1944-. "No Interference with 'gentlemen's' amusements, you know.". Box 8, folder 29. 1881 June 29. https://collections.library.yale.edu/catalog/32331497.
APA, 6th edition
Hansen, Bert, 1944-. (["Box 8, folder 29"])(1881 June 29)["No Interference with 'gentlemen's' amusements, you know."]. https://collections.library.yale.edu/catalog/32331497.