Sembiring, Ejasa, author
1994
UI - Tesis (Membership)
Deasyanti, author
Fakultas Psikologi Universitas Indonesia, 1991
UI - Skripsi (Membership)
Yusuf Suhardi, author
1996
UI - Tesis (Membership)
Sri Lanawati, author
Fakultas Psikologi Universitas Indonesia, 1999
UI - Tesis (Membership)
Yatty Deviyati, author
Fakultas Psikologi Universitas Indonesia, 1990
UI - Skripsi (Membership)