Fakultas Psikologi Universitas Indonesia, 2002
UI - Tesis (Membership)
T. Bambang Sugema, author
Fakultas Psikologi Universitas Indonesia, 1997
UI - Tesis (Membership)
Sembiring, Ejasa, author
1994
UI - Tesis (Membership)
Suripto, author
Fakultas Psikologi Universitas Indonesia, 1996
UI - Tesis (Membership)
Mochamad Anwar Is, author
1998
UI - Tesis (Membership)