Heywood, L. M. (2015). African Americans in U.S. foreign policy: From the era of Frederick Douglass to the age of Obama. University of Illinois Press.
Цитирование в стиле Чикаго (17-е изд.)Heywood, Linda M. African Americans in U.S. Foreign Policy: From the Era of Frederick Douglass to the Age of Obama. Urbana, Illinois: University of Illinois Press, 2015.
Цитирование MLA (9-е изд.)Heywood, Linda M. African Americans in U.S. Foreign Policy: From the Era of Frederick Douglass to the Age of Obama. University of Illinois Press, 2015.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.