Cita APA (7a ed.)

Greenstein, F. I., & Polsby, N. W. (1975). International politics. Addison-Wesley.

Cita Chicago Style (17a ed.)

Greenstein, Fred I., y Nelson W. Polsby. International Politics. Reading, Mass.: Addison-Wesley, 1975.

Cita MLA (8a ed.)

Greenstein, Fred I., y Nelson W. Polsby. International Politics. Addison-Wesley, 1975.