Day, A. J., & Degenhardt, H. W. (1984). Political parties of the world. Gale Research.
Chicago Style (17. basım) AtıfDay, Alan J., ve Henry W. Degenhardt. Political Parties of the World. Detroit: Gale Research, 1984.
MLA (9th ed.) AtıfDay, Alan J., ve Henry W. Degenhardt. Political Parties of the World. Gale Research, 1984.
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