Abcarian, Gilbert, editor
Contemporary political system
Charles Seribner's, 1970
Buku Teks
Nordholt, H.G. Schulte
The political system of the atoni of Timor
The Hague, 1971
Buku Teks
The Australian political party system
by by S.R. Davis ... [et al.]
Angus and Robertson, 1954
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The political
edited by David Ingram
Blackwell , 2002
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the Presidency and the political system / Editor, Michael Nelson
CQ Pres, 2003
Buku Teks