Engels, F. (2020). The origin of the family, private property and the State. Foreign Languages Press.
芝加哥风格引文Engels, Friedrich. The Origin of the Family, Private Property and the State. Paris: Foreign Languages Press, 2020.
MLA引文Engels, Friedrich. The Origin of the Family, Private Property and the State. Foreign Languages Press, 2020.
警告：这些引文格式不一定是100％准确.