Elle, Klaus, author
Springer, 2011
eBooks
Baker, Stephen, 1921-2004, author
McGraw-Hill, 1979
Buku Teks
Lau, Joe Y.F., author
Wiley , 2011
Buku Teks
Ayudia Popy Sesilia, author
Fakultas Psikologi Universitas Indonesia, 2018
UI - Tesis (Membership)
Fajrin Putra Utama, author
Fakultas Psikologi Universitas Indonesia, 2018
UI - Tesis (Membership)