MLA

Kaufman, Boris (1906-1980). Clippings. Box 11, folder 154. 1968. https://collections.library.yale.edu/catalog/17476613.

APA, 6th edition

Kaufman, Boris (1906-1980). (["Box 11, folder 154"])(1968)[Clippings]. https://collections.library.yale.edu/catalog/17476613.