Standing with Carlotta Monterey O'Neill and black cat in front of valley
MLA
O'Neill, Eugene, 1888-1953. Standing with Carlotta Monterey O'Neill and black cat in front of valley. Box 110, folder 1917. 1939. https://collections.library.yale.edu/catalog/2013212.
APA, 6th edition
O'Neill, Eugene, 1888-1953. (["Box 110, folder 1917"])(1939)[Standing with Carlotta Monterey O'Neill and black cat in front of valley]. https://collections.library.yale.edu/catalog/2013212.