Citazione Stile APA (7a Edizione)

Marx, K., & Engels, F. (2001). The process of circulation of capital: A critique of political economy. Electric Book Co..

Citazione stile Chigago Style (17a edizione)

Marx, Karl, e Friedrich Engels. The Process of Circulation of Capital: A Critique of Political Economy. London: Electric Book Co., 2001.

Citatione MLA (9a ed.)

Marx, Karl, e Friedrich Engels. The Process of Circulation of Capital: A Critique of Political Economy. Electric Book Co., 2001.