APA
Marx K., Marx Eleanor A. (., . (1899). Value, price and profit. London: George Allen and Unwin.
Chicago
Marx Karl, Marx Eleanor Aveling (Ed.), . 1899. Value, price and profit. London: George Allen and Unwin.
Harvard
Marx K., Marx Eleanor A. (., . (1899). Value, price and profit. London: George Allen and Unwin.
MLA
Marx Karl, Marx Eleanor Aveling (Ed.), . Value, price and profit. London: George Allen and Unwin. 1899.