Parness, D. L. (1991). The SPD and the Challenge of mass politics: The dilemma of the German Volkspartei. Westview Press.
Citación estilo ChicagoParness, Diane L. The SPD and the Challenge of Mass Politics: The Dilemma of the German Volkspartei. Boulder, Colorado: Westview Press, 1991.
Cita MLAParness, Diane L. The SPD and the Challenge of Mass Politics: The Dilemma of the German Volkspartei. Westview Press, 1991.
Warning: These citations may not always be 100% accurate.