Routledge, 1999
Buku Teks
Smart, Alan, author
Hong Kong University Press, 2006
Buku Teks
Lo, Stefan H.C., author
McGraw-Hill, 2012
Buku Teks
Segal, Gerald, 1953-, author
St. Martin's Press, 1992
Buku Teks
Yahuda, Michael, author
Routledge, 1996
Buku Teks