Pervin, Lawrence A., author
John Wiley & Sons, Inc, 1997
Buku Teks
Cervone, Daniel, author
Salemba Humanika, 2012
Buku Teks
Lundin, Robert W., author
Macmillan, 1969
Buku Teks
Dewi Arumsari, author
2004
UI - Skripsi Membership
Al-Uqshari, Yusuf, author
Gema Insani, 2006
Buku Teks