Cita APA

Bergesen,Albert. (1983). Crisis in the world system. Sage Publications.

Chicago Edition Citation

Bergesen,Albert. Crisis in the World System. London: Sage Publications, 1983.

Cita MLA

Bergesen,Albert. Crisis in the World System. Sage Publications, 1983.

Atenció: Aquestes cites poden no estar 100% correctes.