Cita APA (7a ed.)

Merriam, C. E. (1957). Systematic politics. University of Chicago Press.

Cita Chicago Style (17a ed.)

Merriam, Charles Edward. Systematic Politics. Chicago: University of Chicago Press, 1957.

Cita MLA (9a ed.)

Merriam, Charles Edward. Systematic Politics. University of Chicago Press, 1957.