MLA

Gombrowicz, Witold, 1904-1969. Corrected proofs. Box 13, folder 483. [1964]. https://collections.library.yale.edu/catalog/10187017.

APA, 6th edition

Gombrowicz, Witold, 1904-1969. (["Box 13, folder 483"])([1964])[Corrected proofs]. https://collections.library.yale.edu/catalog/10187017.