Cherly Kemala Ulfa, author
2007
UI - Tesis (Membership)
Burman, E.
Taylor & Francis Ltd, 2005
Buku Teks
American Psychological Association, {s.a}
Majalah, Jurnal, Buletin
Dicky Irawan Kesuma, author
2012
UI - Tesis (Membership)
Falmer Press, 1996
Buku Teks