APA引文

Marx, K. (1970). Karl Marx and Frederick Engels: Collected: Works.

Chicago Style (17th ed.) Citation

Marx, Karl. Karl Marx and Frederick Engels: Collected: Works. Moscow, 1970.

MLA引文

Marx, Karl. Karl Marx and Frederick Engels: Collected: Works. 1970.

警告：這些引文格式不一定是100％准確.