Handbill. Cisco-Kidd Pig, Rizzo Oinks Again!
MLA
Black Panther Party (Philadelphia, Pennsylvania). Handbill. Cisco-Kidd Pig, Rizzo Oinks Again!. Box 1 | Folder 27. circa 1970. https://collections.library.yale.edu/catalog/2107155.
APA, 6th edition
Black Panther Party (Philadelphia, Pennsylvania). (["Box 1 | Folder 27"])(circa 1970)[Handbill. Cisco-Kidd Pig, Rizzo Oinks Again!]. https://collections.library.yale.edu/catalog/2107155.