Ball, A. R. (1983). Modern politics and government: Alan R. Ball. Macmillan.
Cita Chicago (17th ed.)Ball, Alan R. Modern Politics and Government: Alan R. Ball. London: Macmillan, 1983.
Cita MLA (9th ed.)Ball, Alan R. Modern Politics and Government: Alan R. Ball. Macmillan, 1983.
Atenció: Aquestes cites poden no estar 100% correctes.