APA引文

Marx & Engels. (1979). Pre-capitalist socio-economic formations: A collection. Progress Publishers.

Chicago Edition Citation

Marx and Engels. Pre-capitalist Socio-economic Formations: A Collection. Moscow: Progress Publishers, 1979.

MLA引文

Marx and Engels. Pre-capitalist Socio-economic Formations: A Collection. Progress Publishers, 1979.

警告：這些引文格式不一定是100％准確.