MLA

Miłosz, Czesław, 1911-2004. Portraits. Box 186, folder 2911-2913. 1980s. https://collections.library.yale.edu/catalog/10050432.

APA, 6th edition

Miłosz, Czesław, 1911-2004. (["Box 186, folder 2911-2913"])(1980s)[Portraits]. https://collections.library.yale.edu/catalog/10050432.