Soemiarti Patmonodewo, author
Fakultas Psikologi Universitas Indonesia, 1999
UI - Laporan Penelitian
Alexander Sihar Purnawan, author
2001
UI - Skripsi (Membership)
Felicia Irene, author
Fakultas Psikologi Universitas Indonesia, 2000
UI - Skripsi (Membership)
Dwi Indar Koeswoyo, author
2003
UI - Skripsi (Membership)
Joko D. Muktiono, author
Elex Media Komputindo, 2003
Buku Teks