Universitas Indonesia, 2001
UI - Skripsi (Membership)
Universitas Indonesia, 2000
UI - Skripsi (Membership)
Universitas Indonesia, 2000
UI - Skripsi (Membership)
Letty Yusniar Wahab, author
2003
UI - Tesis (Membership)
Universitas Indonesia, 2000
UI - Skripsi (Membership)