Universitas Indonesia, 2011
UI - Skripsi (Open)
Alfiana Qisthi, author
Universitas Indonesia, 2016
UI - Skripsi (Membership)
Simon, Herbert A., author
Bina Aksara, 1984
Buku Teks
Simon, Herbert A., author
Bina Aksara, 1982
Buku Teks
Ditha, author
Fakultas Psikologi Universitas Indonesia, 2003
UI - Skripsi (Membership)