Butarbutar, Pagar, author
Fakultas Psikologi Universitas Indonesia, 2005
UI - Tesis (Membership)
Helmina, author
Program Pascasarjana Universitas Indonesia, 2007
UI - Tesis (Membership)
Afnaini, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2002
UI - Tesis (Membership)
Yatiman, author
Program Pascasarjana Universitas Indonesia, 2005
UI - Tesis (Membership)
Onni Rosleini, author
Program Pascasarjana Universitas Indonesia, 2007
UI - Tesis (Membership)