Zhengdao Ye, editor
Oxford University Press, 2017
Buku Teks SO
Saeed, John I., author
Wiley Blackwell, 2016
Buku Teks
Palmer, F.R., author
Cambridge University Press, 1991
Buku Teks
Gregory, Howard, author
Routledge, 2000
Buku Teks
Saeed, John I., author
2009
Buku Teks