Agatha Gita Wulansari, authors
Fakultas Psikologi Universitas Indonesia, 2018
UI - Skripsi (Membership)
Rina Yuga Utami, author
Fakultas Psikologi Universitas Indonesia, 2014
UI - Tesis (Membership)
Olpin, Michael, author
Wadsworth and Cengage Learning, 2013
Buku Teks
Armand T. Fabella
Indonesia Publishing House , 1993
Buku Teks
Pradina, author
Fakultas Psikologi Universitas Indonesia, 2014
UI - Tesis (Membership)