Cite

"O" general

MLA

Dunbar, Rudolph, 1899-1988. "O" general. Box 1, folder 23. 1942–1961. https://collections.library.yale.edu/catalog/17398737.

APA, 6th edition

Dunbar, Rudolph, 1899-1988. (["Box 1, folder 23"])(1942–1961)["O" general]. https://collections.library.yale.edu/catalog/17398737.