Hulin, Charles L., author
Dow Jones-Irwin, 1983
Buku Teks
Psychology Press, 1998
Buku Teks
Ekotyas Elastrina A, author
Universitas Indonesia, 2012
UI - Skripsi (Open)
Dini Rahmawati, author
Fakultas Psikologi Universitas Indonesia, 2014
UI - Skripsi (Membership)
Shelva Citra, author
Fakultas Psikologi Universitas Indonesia, 2014
UI - Skripsi (Membership)