Cite

Warren, Edward Perry

MLA

Jones, Llewellyn, 1884-1961. Warren, Edward Perry. Box 4, folder 155. 1917, 1922, undated. https://collections.library.yale.edu/catalog/2043510.

APA, 6th edition

Jones, Llewellyn, 1884-1961. (["Box 4, folder 155"])(1917, 1922, undated)[Warren, Edward Perry]. https://collections.library.yale.edu/catalog/2043510.