Saffell, D. C. (1984). The politics of American national governemnt. Little Brown.
Chicago Style (17. basım) AtıfSaffell, David C. The Politics of American National Governemnt. Boston; Toronto: Little Brown, 1984.
MLA (9th ed.) AtıfSaffell, David C. The Politics of American National Governemnt. Little Brown, 1984.
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