Bryce, V. J. (1922). The study of American history. Greenwood Pr..
Cita Chicago (17th ed.)Bryce, Viscount James. The Study of American History. Westport: Greenwood Pr., 1922.
Cita MLA (9th ed.)Bryce, Viscount James. The Study of American History. Greenwood Pr., 1922.
Atenció: Aquestes cites poden no estar 100% correctes.