Title: The problem of the future world
Subjects: History, Politics and literature, African American authors, American literature, History and criticism, Criticism and interpretation, Political and social views, Du bois, w. e. b. (william edward burghardt), 1868-1963, American literature, african american authors, history and criticism
Places: United States
People: W. E. B. Du Bois (1868-1963)
Time periods: 20th century