Simpson, W. (1995). The Second reich: Germany, 1871-1918. Univ. Pr..
Cita Chicago (17th ed.)Simpson, William. The Second Reich: Germany, 1871-1918. Cambridge: Univ. Pr., 1995.
Cita MLA (9th ed.)Simpson, William. The Second Reich: Germany, 1871-1918. Univ. Pr., 1995.
Atenció: Aquestes cites poden no estar 100% correctes.