MLA

Padgett, Ron, 1942-. Joe Brainard / Ron Padgett. Box 6. 1950s-1990s. https://collections.library.yale.edu/catalog/32216182.

APA, 6th edition

Padgett, Ron, 1942-. (["Box 6"])(1950s-1990s)[Joe Brainard / Ron Padgett]. https://collections.library.yale.edu/catalog/32216182.