Cite
Letter from Pioneer Publishers
MLA
Not Available. "Letter from Pioneer Publishers." Duke University. Library. 1965-03-30, https://idn.duke.edu/ark:/87924/r48k7613f.
APA
Not Available (1965-03-30). Letter from Pioneer Publishers. Retrieved from https://idn.duke.edu/ark:/87924/r48k7613f
Chicago
Not Available. "Letter from Pioneer Publishers." 1965-03-30. May 1, 2024. https://idn.duke.edu/ark:/87924/r48k7613f.