Muse, Clifford L. (1991). "Howard University and the Federal Government During the Presidential Administrations of Herbert Hoover and Franklin D. Roosevelt, 1928-1945". The Journal of Negro History. 76 (1/4): 1–20. doi:10.1086/JNHv76n1-4p1. JSTOR2717406. S2CID149933299.
Clifford L. Muse Jr. (1991). "Howard University and The Federal Government During The Presidential Administrations of Herbert Hoover and Franklin D. Roosevelt, 1928–1945". The Journal of Negro History. 76 (1/4). Association for the Study of African-American Life and History, Inc.: 1–20. doi:10.1086/JNHv76n1-4p1. JSTOR2717406. S2CID149933299.
Muse, Clifford L. (1991). "Howard University and the Federal Government During the Presidential Administrations of Herbert Hoover and Franklin D. Roosevelt, 1928-1945". The Journal of Negro History. 76 (1/4): 1–20. doi:10.1086/JNHv76n1-4p1. JSTOR2717406. S2CID149933299.
Clifford L. Muse Jr. (1991). "Howard University and The Federal Government During The Presidential Administrations of Herbert Hoover and Franklin D. Roosevelt, 1928–1945". The Journal of Negro History. 76 (1/4). Association for the Study of African-American Life and History, Inc.: 1–20. doi:10.1086/JNHv76n1-4p1. JSTOR2717406. S2CID149933299.
Muse, Clifford L. (1991). "Howard University and the Federal Government During the Presidential Administrations of Herbert Hoover and Franklin D. Roosevelt, 1928-1945". The Journal of Negro History. 76 (1/4): 1–20. doi:10.1086/JNHv76n1-4p1. JSTOR2717406. S2CID149933299.
Clifford L. Muse Jr. (1991). "Howard University and The Federal Government During The Presidential Administrations of Herbert Hoover and Franklin D. Roosevelt, 1928–1945". The Journal of Negro History. 76 (1/4). Association for the Study of African-American Life and History, Inc.: 1–20. doi:10.1086/JNHv76n1-4p1. JSTOR2717406. S2CID149933299.