Anastasi, Anne, author
Prenhallindo, 1998
Buku Teks
Ike Avianti, author
1982
UI - Skripsi (Membership)
Kasyunnil Kamal, author
Universitas Indonesia, 1998
UI - Tesis (Membership)
Alfi Santhi Aquarini, author
Fakultas Psikologi Universitas Indonesia, 2001
UI - Skripsi (Membership)
Kartini Fahmi Idris, author
1980
UI - Skripsi (Membership)