Du Bois. The Problem of the Color Line at the Turn of the Twentieth Century. Fordham University Press.
Цитирование в стиле Чикаго (17-е изд.)Du Bois. The Problem of the Color Line at the Turn of the Twentieth Century. Fordham University Press.
Цитирование MLA (8-е изд.)Du Bois. The Problem of the Color Line at the Turn of the Twentieth Century. Fordham University Press.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.