MLA

Luhan, Mabel Dodge, 1879-1962. Portraits. Box 67, folder 1813-1814. [ca. 1920-50]. https://collections.library.yale.edu/catalog/2008384.

APA, 6th edition

Luhan, Mabel Dodge, 1879-1962. (["Box 67, folder 1813-1814"])([ca. 1920-50])[Portraits]. https://collections.library.yale.edu/catalog/2008384.