Calendar. The Great American Negro Calendar
MLA
Shaw-Barton Calendar Company, George Beach Studios (Philadelphia, Pennsylvania), and the American Negro Commemorative Society. Calendar. The Great American Negro Calendar. Box 2 | Folder 117. 1971, 1975. https://collections.library.yale.edu/catalog/11236883.
APA, 6th edition
Shaw-Barton Calendar Company, George Beach Studios (Philadelphia, Pennsylvania), and the American Negro Commemorative Society. (["Box 2 | Folder 117"])(1971, 1975)[Calendar. The Great American Negro Calendar]. https://collections.library.yale.edu/catalog/11236883.