Hagen, W. W. (1980). Germans, Poles, and Jews: The nationality conflict in the Prussian East, 1772 - 1914. University of Chicago Press.
芝加哥风格引文Hagen, William W. Germans, Poles, and Jews: The Nationality Conflict in the Prussian East, 1772 - 1914. Chicago [u.a.]: University of Chicago Press, 1980.
MLA引文Hagen, William W. Germans, Poles, and Jews: The Nationality Conflict in the Prussian East, 1772 - 1914. University of Chicago Press, 1980.
警告：这些引文格式不一定是100％准确.