Low, Nicholas
Routledge, 1998
Buku Teks
Kirchheimer, Otto
Princeton University press, 1961
Buku Teks
Wang, Lv, author
China Renmin University Press, 2015
eBooks
Sterba, James P., author
Thomson Wadsworth, 2003
Buku Teks
Johan Wahyudi, author
2016
UI - Skripsi (Membership)