Cita APA (7a ed.)

King, A. (1990). The new American political system (2nd version.). AEI.

Cita Chicago Style (17a ed.)

King, Anthony. The New American Political System. 2nd version. Washington, D.C.: AEI, 1990.

Cita MLA (9a ed.)

King, Anthony. The New American Political System. 2nd version. AEI, 1990.