Riesa Melani Zainuddin, author
1998
UI - Skripsi (Membership)
Ringking Marina Korah, author
2004
UI - Skripsi (Membership)
Morton, Cynthia J., author
Gramedia Pustaka Utama, 2006
Buku Teks
Dewi Indah Wijayanti, author
2004
UI - Skripsi (Membership)
Aldevino Jesaja Terloit, author
Fakultas Psikologi Universitas Indonesia, 2001
UI - Skripsi Membership