Winch, Christopher, author
Routledge, 2008
Buku Teks
Chanter, Tina, author
Continuum, 2006
Buku Teks
Vernon, Mark, author
RajaGrafindo Persada, 2011
Buku Teks
Barry Lee, editor
Continuum International Pub. Group, 2011
Buku Teks
Baggini, Julian, author
Palgrave Macmillan, 2012
Buku Teks