Theatre programs
MLA
Schletter, Annie, 1858-1944. Theatre programs. Box 2, folder 82. 1895-1909. https://collections.library.yale.edu/catalog/17453753.
APA, 6th edition
Schletter, Annie, 1858-1944. (["Box 2, folder 82"])(1895-1909)[Theatre programs]. https://collections.library.yale.edu/catalog/17453753.