[Universitas Indonesia, ], 2008
UI - Skripsi (Open)
Sembiring, Sentosa
Universitas Indonesia, 1994
Buku Teks
Sembiring, Sentosa
Universitas Indonesia, 1994
UI - Tugas Akhir
Maulina Riza
Universitas Indonesia, 2007
UI - Tesis (Membership)
Universitas Indonesia, 2003
UI - Skripsi (Membership)