Doonesbury
MLA
Trudeau, G. B., 1948-. Doonesbury. Box 1987. 1987 October 1. https://collections.library.yale.edu/catalog/2053149.
APA, 6th edition
Trudeau, G. B., 1948-. (["Box 1987"])(1987 October 1)[Doonesbury]. https://collections.library.yale.edu/catalog/2053149.