Sacks, M. S. (2006). Before Harlem: The Black experience in New York City before World War I. University of Pennsylvania Press.
Lua i Stíl Chicago (17ú heag.)Sacks, Marcy S. Before Harlem: The Black Experience in New York City Before World War I. Philadelphia: University of Pennsylvania Press, 2006.
Lua MLA (9ú heag.)Sacks, Marcy S. Before Harlem: The Black Experience in New York City Before World War I. University of Pennsylvania Press, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.