Tasha Farhana Dahlan
2015
UI - Skripsi (Membership)
Monica Christie
Fakultas Psikologi Universitas Indonesia, 2017
UI - Skripsi (Membership)
Vitriani Sumarlis
1997
UI - Skripsi (Membership)
Marcella Josephine
Fakultas Psikologi Universitas Indonesia, 2017
UI - Skripsi (Membership)
Hellbrugge, Theodor
Pustaka Sinar Harapan , 1989
Buku Teks