Basiro Davey, Alastair Gray, Clive Seale
Open University Press, 1995
Buku Teks SO
edited by Basiro Davey, Alastair Gray, Clive Seale
Open University Press, 2001
Buku Teks
editor, Jonathan M. Mann
Routledge, 1999
Buku Teks SO
Curtis, Sarah
Edward Arnold, 1996
Buku Teks
edited by Jenny Douglas
Sage, 2007
Buku Teks