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Stepanek, Joseph E.
The Free Press, 1960
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Tobing, Meirthon Togar, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2004
UI - Tesis (Membership)
Muhammad Umar Gumai, author
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UI - Tesis (Membership)
Talitha Sapphira, author
2017
UI - Skripsi (Membership)