Cita APA (7a ed.)

Roberts, P. C., & Stephenson, M. A. (1973). Marx's theory of exchange, alienation, and crisis. Hoover Institution Press.

Cita Chicago Style (17a ed.)

Roberts, Paul Craig, y Matthew A. Stephenson. Marx's Theory of Exchange, Alienation, and Crisis. Stanford, Calif: Hoover Institution Press, 1973.

Cita MLA (9a ed.)

Roberts, Paul Craig, y Matthew A. Stephenson. Marx's Theory of Exchange, Alienation, and Crisis. Hoover Institution Press, 1973.