Khairun Nisa
Fakultas Psikologi Universitas Indonesia, 2017
UI - Tesis (Membership)
Siburian, Horas Ertoios
2001
UI - Skripsi (Membership)
Fithri Rosalia
2001
UI - Skripsi (Membership)
Christiansen, Rich, 1965-
McGraw-Hill, 2012
Buku Teks
Nababan, Evivania Judea Hasiannami
Fakultas Psikologi Universitas Indonesia, 2021
UI - Skripsi (Membership)