American Psychological Association
Marx, Karl, & Engels, Frederick ( 1987 ). Collected Works Marx 1857-1861 ( 00 ed. ). Progress Publishers.
Modern Language Association
Marx, Karl and Engels, Frederick. Collected Works Marx 1857-1861 . Progress Publishers. 1987
Chicago Citation
Marx, Karl and Engels, Frederick. Collected Works Marx 1857-1861 . 00 .Moscow
: Progress Publishers, 1987.
American Medical Association
Marx, Karl and Engels, Frederick. Collected Works Marx 1857-1861 . Progress Publishers; 1987.
