Bunyan, J. (2019). The Origin of Forced Labor in the Soviet State, 1917-1921: Documents and Materials. Johns Hopkins University Press.
芝加哥风格引文Bunyan, James. The Origin of Forced Labor in the Soviet State, 1917-1921: Documents and Materials. Baltimore, MD: Johns Hopkins University Press, 2019.
MLA引文Bunyan, James. The Origin of Forced Labor in the Soviet State, 1917-1921: Documents and Materials. Johns Hopkins University Press, 2019.
警告：这些引文格式不一定是100％准确.