Hutabarat, Rismauli, author; Samsul Arifin
1994
UI - Tesis (Membership)
Arie Munandar, author
2000
UI - Tesis (Membership)
Lukman Effendi, author
1997
UI - Tesis (Membership)
Boedi Koernianto, author
1990
UI - Tesis (Membership)
Hutabarat, Irene, author
1996
UI - Tesis (Membership)