Parluhutan, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2001
UI - Tesis (Membership)
Camelia Nas Darisan, author
2002
UI - Tesis (Membership)
Yohnny Lie, Author
2005
UI - Tesis (Membership)
Siahaan, Essasylvania R.E., Author
2005
UI - Tesis (Membership)
Zakiah, author
2004
UI - Tesis (Membership)