Cita APA (7a ed.)

HEATER, D., & BERRIDGE, R. (1992). Introduction to international politics. Harvester Wheatsheaf.

Cita Chicago Style (17a ed.)

HEATER, Derek, y R. BERRIDGE. Introduction to International Politics. New york: Harvester Wheatsheaf, 1992.

Cita MLA (9a ed.)

HEATER, Derek, y R. BERRIDGE. Introduction to International Politics. Harvester Wheatsheaf, 1992.