Tarigan, Febri Ivana, author
Universitas Indonesia, 2001
UI - Skripsi (Membership)
Universitas Indonesia, 1999
UI - Skripsi (Membership)
Pangaribuan, Peter M., author
Universitas Indonesia, 1995
UI - Skripsi (Membership)
Universitas Indonesia, 1999
UI - Skripsi (Membership)
Universitas Indonesia, 2001
UI - Skripsi (Membership)