MLA

Harrington, Oliver W. (Oliver Wendell), 1912-1995. "How come all the good people on the TV always live in them great mansions while the creeps all live like us?". Box 15 (Oversize). undated. https://collections.library.yale.edu/catalog/33075737.

APA, 6th edition

Harrington, Oliver W. (Oliver Wendell), 1912-1995. (["Box 15 (Oversize)"])(undated)["How come all the good people on the TV always live in them great mansions while the creeps all live like us?"]. https://collections.library.yale.edu/catalog/33075737.