O'Connor, K., & Sabato, L. (1993). American government: Roots and reform (Special pre-election preview ed., Special preview ed.). Macmillan Maxwell Macmillan Canada.
Citace podle Chicago (17th ed.)O'Connor, Karen, a Larry Sabato. American Government: Roots and Reform. Special pre-election preview ed., Special preview ed. New York, Toronto: Macmillan Maxwell Macmillan Canada, 1993.
Citace podle MLA (9th ed.)O'Connor, Karen, a Larry Sabato. American Government: Roots and Reform. Special pre-election preview ed., Special preview ed. Macmillan Maxwell Macmillan Canada, 1993.
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