{s.n.], [date of publication not identified]
Buku Teks
A.E. Dumatubun
FISIP UNCEN dan FISIP UI, 2010
Buku Teks
Dian Endah Maharani, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2008
UI - Skripsi (Open)
Asmanidar Kamaruddin, author
Universitas Indonesia, 2002
UI - Tesis (Membership)
Materka, Pat Roessle, author
Bumi Aksara, 1991
Buku Teks