Kartini Fahmi Idris, author
1980
UI - Skripsi (Membership)
Gregory, Robert J., author
Penerbit Erlangga, 2011
Buku Teks
Gregory, Robert J., author
Erlangga, 2010
Buku Teks
Muhammad Aulia Rahman Boer, author
Fakultas Psikologi Universitas Indonesia, 2021
UI - Skripsi (Membership)
Wright, Malcohlm D., author
Prestasi Pustaka , 2005
Buku Teks