Schultze, R. O. Voting and non-voting in German elections.
Cita Chicago Style (17a ed.)Schultze, Rainer Olaf. Voting and Non-voting in German Elections.
Cita MLA (9a ed.)Schultze, Rainer Olaf. Voting and Non-voting in German Elections.
警告：这些引文格式不一定是100％准确.