Howard, M. C., & King, J. E. (1985). The political economy of Marx (2nd ed.). Longman.
Chicago (17e ed.) BronvermeldingHoward, Michael Charles, en J. E. King. The Political Economy of Marx. 2nd ed. London ; New York: Longman, 1985.
MLA (9e ed.) BronvermeldingHoward, Michael Charles, en J. E. King. The Political Economy of Marx. 2nd ed. Longman, 1985.