Universitas Indonesia, 2002
UI - Skripsi (Membership)
Sianturi, Firnando, author
Universitas Indonesia, 2004
UI - Skripsi (Membership)
Fransisca Tharia, author
Universitas Indonesia, 2007
UI - Skripsi (Membership)
Universitas Indonesia, 1985
UI - Skripsi (Membership)
Universitas Indonesia, 2010
UI - Skripsi (Open)