Rachmadhi Purwana, author
Universitas Indonesia. Lembaga Penelitian, 1997
UI - Laporan Penelitian
Aswin Nasution, author
1989
UI - Skripsi (Membership)
Zulkarnain, author
Universitas Indonesia, 1995
UI - Tugas Akhir
Dita Wahyu Primastuti, Autor
2017
UI - Skripsi (Membership)
Fakultas Psikologi Universitas Indonesia, 1993
UI - Skripsi (Membership)