Hutagalung, J. F. Thomas, author
1998
UI - Tesis (Membership)
Siahaan, Ardjuna Ganesa, author
1998
UI - Tesis (Membership)
Ginting, Musa, author
1994
UI - Tesis (Membership)
Maramis, Eddy, author
1995
UI - Skripsi (Membership)
M. Riza Perdana Kusuma, author
2002
UI - Tesis (Membership)