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Buku Teks
Ira Dininggara Maladi, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2013
UI - Skripsi (Membership)
edited by Graham McGregor and R.S. White
Routledge, 1990
Buku Teks
Underhill, Nic, author
Cambridge University Press, 1993
Buku Teks
Raina Dellani Johanna, author
2018
UI - Skripsi (Membership)