MLA

Rouse, Ruth, 1872-1956. Condolences and appreciations. Box 4, folder 15. 1956. https://collections.library.yale.edu/catalog/33114978.

APA, 6th edition

Rouse, Ruth, 1872-1956. (["Box 4, folder 15"])(1956)[Condolences and appreciations]. https://collections.library.yale.edu/catalog/33114978.