Schneider, David J.
Guilford, 2005
Buku Teks
editors, John F. Dovidio, Miles Hewstone, Peter Glick, Victoria M Esses
Sage, 2013
Buku Teks
Santrock, John W.
McGraw-Hill, 2003
Multimedia
Burton, Lorelle
John Wiley & Sons Australia, 2009
Buku Teks
Baron, Robert A.
Simon & Schuster, 1992
Buku Teks