Lang, C. (2009). Grassroots at the gateway: Class politics and Black freedom struggle in St. Louis, 1936-75. University of Michigan Press.
Lua i Stíl Chicago (17ú heag.)Lang, Clarence. Grassroots at the Gateway: Class Politics and Black Freedom Struggle in St. Louis, 1936-75. Ann Arbor: University of Michigan Press, 2009.
Lua MLA (9ú heag.)Lang, Clarence. Grassroots at the Gateway: Class Politics and Black Freedom Struggle in St. Louis, 1936-75. University of Michigan Press, 2009.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.