Cite

Letters from Matthiessen to Cheney, letters 1-527

MLA

Matthiessen, F. O. (Francis Otto), 1902-1950. Letters from Matthiessen to Cheney, letters 1-527. Box 19. 1924 September 16-1927 May 22. https://collections.library.yale.edu/catalog/2040243.

APA, 6th edition

Matthiessen, F. O. (Francis Otto), 1902-1950. (["Box 19"])(1924 September 16-1927 May 22)[Letters from Matthiessen to Cheney, letters 1-527]. https://collections.library.yale.edu/catalog/2040243.