MLA

Trudeau, G. B., 1948-. Doonesbury. Box 1982. 1983 January 1. https://collections.library.yale.edu/catalog/2052831.

APA, 6th edition

Trudeau, G. B., 1948-. (["Box 1982"])(1983 January 1)[Doonesbury]. https://collections.library.yale.edu/catalog/2052831.