Parrillo, Vincent N., author
Pearson, 2014
Buku Teks
Ellis Cashmore with Michael Banton, James Jennings, Barry Troyna, Pierre L. Van Den Bergdhe
Routledge, 1996
Buku Referensi
Berry, Brewton, author
Houghton-Miffiln, 1958
Buku Teks
Springer, 2007
Buku Teks
Mason, Philip, author
Oxford University Press, 1970
Buku Teks