Maha Decha Dwi Putri, author
Fakultas Psikologi Universitas Indonesia, 2012
UI - Tesis (Open)
Westbrook, David
SAGE, 2007
Buku Teks
Goldstein, E. Bruce, author
Thomson Wadsworth, 2005
Buku Teks
Solso, Robert L., 1933-, author
Allyn and Bacon, 2001
Buku Teks
Arlita Permanasari, author
Fakultas Psikologi Universitas Indonesia, 2013
UI - Tesis (Membership)