Cite
Letter from Leko, December 31, 1962
MLA
Not Available. "Letter from Leko, December 31, 1962." Duke University. Library. 1962-12-31, https://idn.duke.edu/ark:/87924/r4c824m6m.
APA
Not Available (1962-12-31). Letter from Leko, December 31, 1962. Retrieved from https://idn.duke.edu/ark:/87924/r4c824m6m
Chicago
Not Available. "Letter from Leko, December 31, 1962." 1962-12-31. May 7, 2024. https://idn.duke.edu/ark:/87924/r4c824m6m.