Williams, Michael
Macmillan, 1986
Buku Teks
Cambridge University Press, 2006
eBooks
Susan, Jane
CAE Book Groups, , 2008
Buku Teks
Ni Komang Arie Suwastini, author
2014
UI - Disertasi (Membership)
Austen, Jane, author
Wilco Publishing House, 2010
Buku Teks