Cita APA (7a ed.)

Polak, J. J. (1953). An international economic system. University of Chicago Press.

Cita Chicago Style (17a ed.)

Polak, J. J. An International Economic System. Chicago: University of Chicago Press, 1953.

Cita MLA (9a ed.)

Polak, J. J. An International Economic System. University of Chicago Press, 1953.