King, Michael
Arena , 1995
Buku Teks
Michael Armstrong ... [and others]
Kogan Page, 2003
Buku Teks
Janice Richardson, Ralph Sandland, editor
Cavendish Publishing Limited, 2000
Buku Teks
Hollington, Robin, author
Sweet & Maxwell , 2010
Buku Teks
edited by Geoffrey Walford
Falmer Press, 1998
Buku Teks