Gema Putra Mahardhika, author
Universitas Indonesia, 2009
UI - Skripsi (Open)
Universitas Indonesia, 1996
UI - Skripsi (Membership)
Panjaitan, Elman, author
Universitas Indonesia, 2014
UI - Disertasi (Membership)
Pasaribu, Rudi, author
Universitas Indonesia, 1995
UI - Skripsi (Membership)
Universitas Indonesia, 1995
UI - Skripsi (Membership)