Russel, Fox Hon, author
Covendish Publishing Limited, 2000
Buku Teks
by Phillip J. Cooper [and others]
Harcourt, Brace, 1998
Buku Teks
by Phillip J. Cooper [and others]
Harcourt Brace, 1998
Buku Teks
edited by Glenn Morgan, Richard Whitley
Oxford University Press, 2012
Buku Teks
Valentine, Christine, author
Routledge, 2008
Buku Teks