Sage pub., 2014
Buku Teks
Stevenson, Deborah, author
Open University Press, 2003
Buku Teks
Tonkiss, Fran, author
Polity Press, 2013
Buku Teks
Schwab, William A.
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Buku Teks
edited by Andrew Blowers, Chris Hammett and Philip Sarre
Hutchinson Educational in association with the Open University Press, 1974
Buku Teks