Polsby, Nelson W., author
Charles Scribner`s Sons, 1964
Buku Teks
Edwards, George C., author
Thomson Wadworth, 2006
Buku Teks
Polsby, Nelson W., author
Charles Scribner's Sons, 1980
Buku Teks
The Johns Hopkins Press, 1954
Buku Teks
Nungky Kusumawardhani, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2017
UI - Tugas Akhir