Cita APA (7a ed.)

Ball, A. R. (1988). Modern politics and government (4th ed.). MacMillan Education.

Cita Chicago Style (17a ed.)

Ball, Alan R. Modern Politics and Government. 4th ed. Basingstoke: MacMillan Education, 1988.

Cita MLA (9a ed.)

Ball, Alan R. Modern Politics and Government. 4th ed. MacMillan Education, 1988.