Acdemic Press , 1979
Buku Teks
Strangleman, Tim, author
Routledge: Taylor & Francis Group, 2008
Buku Teks
Gould, Nick, author
Routledge, 2016
Buku Teks
edited by Jerrold R. Brandell
Free Press, 1997
Buku Teks
Healy, Karen, author
Palgrave Macmillan, 2005
Buku Teks