Tohutoro APA (7th ed.)
Ball, A. R. (1988). Modern politics and government. (4th ed.). Macmillan.
Tohutoru Kātū Chicago (17th ed.)
Ball, Alan R. Modern Politics and Government. 4th ed. London: Macmillan, 1988.
Tohutoro MLA (9th ed.)
Ball, Alan R. Modern Politics and Government. 4th ed. Macmillan, 1988.
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