MLA

Trudeau, G. B., 1948-. Sunday originals. Box 171 (Oversize). 1986. https://collections.library.yale.edu/catalog/2053572.

APA, 6th edition

Trudeau, G. B., 1948-. (["Box 171 (Oversize)"])(1986)[Sunday originals]. https://collections.library.yale.edu/catalog/2053572.