edited by Helene Jackson
Jason Aronson, 1991
Buku Teks
Isnaniah
1998
UI - Skripsi (Membership)
Vera Ersi
2004
UI - Skripsi (Membership)
Gumilang Reza Andika
Universitas Indonesia, 2015
UI - Skripsi (Membership)
Amelia Farina Salim
Fakultas Psikologi Universitas Indonesia, 2004
UI - Skripsi (Membership)