Cite

Yale Glee Club performs Randall Thompson, 10/20/1971--flier

MLA

Yale Glee Club Performs Randall Thompson, 10/20/1971--Flier. 1970. https://collections.library.yale.edu/catalog/10538757.

APA, 6th edition

Yale Glee Club performs Randall Thompson, 10/20/1971--flier. (1970). [Paper]. https://collections.library.yale.edu/catalog/10538757.