Schmitt-Beck, R. (2009). The German longitudinal election study (GLES).
Chicagoスタイル(17版)引用形式Schmitt-Beck, Rüdiger. The German Longitudinal Election Study (GLES). Mannheim, 2009.
MLA(8版)引用形式Schmitt-Beck, Rüdiger. The German Longitudinal Election Study (GLES). 2009.
警告: この引用は必ずしも正確ではありません.