Armstrong, Michael, author
Gramedia, 2003
Buku Teks
Ratna Amijanti, author
Fakultas Psikologi Universitas Indonesia, 2000
UI - Tesis Membership
Teszy Mira Ekakusuma, author
Fakultas Psikologi Universitas Indonesia, 2004
UI - Tesis Membership
Dian Karlina, author
2005
UI - Tesis Membership
Sarah Febrina, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2009
UI - Skripsi Open