ISBN 1-59691-578-1*Freedman, Russell, "The Voice that Challenged a Nation: Marian Anderson and the Struggle For Equal Rights" (New York: Clarion Books, 2004).
ISBN 1-59691-578-1*Freedman, Russell, "The Voice that Challenged a Nation: Marian Anderson and the Struggle For Equal Rights" (New York: Clarion Books, 2004).