Fakultas Psikologi Universitas Indonesia, 2003
UI - Tesis (Membership)
Rahma Paramita, author
Universitas Indonesia, 2001
UI - Skripsi (Membership)
Ahmad A. K. Muda, author
Gitamedia Press, 1994
Buku Referensi
Universitas Indonesia, 2001
UI - Skripsi (Membership)
Panji Wulung Indraswara, author
Universitas Indonesia, 2008
UI - Tesis (Membership)