Cite

[Carlotta Monterey O'Neill], pen and ink drawing (in Series VII)

MLA

O'Neill, Eugene, 1888-1953. [Carlotta Monterey O'Neill], pen and ink drawing (in Series VII). Box 147, folder 2603. n.d.. https://collections.library.yale.edu/catalog/16582086.

APA, 6th edition

O'Neill, Eugene, 1888-1953. (["Box 147, folder 2603"])(n.d.)[[Carlotta Monterey O'Neill], pen and ink drawing (in Series VII)]. https://collections.library.yale.edu/catalog/16582086.