MLA

Miłosz, Czesław, 1911-2004. "Literatura amerykańska w r. 1948," drafts, holograph and typescript carbon, corrected. Box 114, folder 1652. 1948. https://collections.library.yale.edu/catalog/10086155.

APA, 6th edition

Miłosz, Czesław, 1911-2004. (["Box 114, folder 1652"])(1948)["Literatura amerykańska w r. 1948," drafts, holograph and typescript carbon, corrected]. https://collections.library.yale.edu/catalog/10086155.