Circular. Negro National Anthem
MLA
Creators, Unidentified. Circular. Negro National Anthem. 0AD. https://collections.library.yale.edu/catalog/11236909.
APA, 6th edition
Creators, U. (0 C.E.). Circular. Negro National Anthem [Ephemera, Songs]. https://collections.library.yale.edu/catalog/11236909.