Cita APA (7th ed.)

BURTON, J. W. (1972). World society. University Press.

Cita Chicago (17th ed.)

BURTON, John W. World Society. Cambridge: University Press, 1972.

Cita MLA (9th ed.)

BURTON, John W. World Society. University Press, 1972.

Atenció: Aquestes cites poden no estar 100% correctes.