Cherland, Meredith Rogers, author
Taylor and Francis, 1994
Buku Teks
editors, John F. Dovidio, Miles Hewstone, Peter Glick, Victoria M Esses
Sage, 2013
Buku Teks
Artikel Jurnal
Blair, Walter, author
Scott, Foresman and Company, 1949
Buku Teks
Bartholomae, David J., author
ST. Martin's Press, 1987
Buku Teks