Philby, H. St. J. B.
MLA
Van Thal, Herbert, 1904-1983. Philby, H. St. J. B.. Box 1, folder 95. 1943 Jun 8. https://collections.library.yale.edu/catalog/16545999.
APA, 6th edition
Van Thal, Herbert, 1904-1983. (["Box 1, folder 95"])(1943 Jun 8)[Philby, H. St. J. B.]. https://collections.library.yale.edu/catalog/16545999.