Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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