Umar Dhyana, author
1997
UI - Tesis (Membership)
Seta Ariawuri Wicaksana, author
2004
UI - Skripsi (Membership)
Ibadurrahman, author
Fakultas Psikologi Universitas Indonesia, 2013
UI - Skripsi (Membership)
Silaban, K. Romeo P., author
Universitas Indonesia, 2004
UI - Skripsi (Membership)
Indra Budi Cahyono, author
2004
UI - Skripsi (Membership)