Premo, Bianca, author
Oxford University Press, 2017
eBooks
Havinden, Michael, author
Routledge, 1993
Buku Teks
Ali, Muhamad, author
Edinburgh University Press, 2016
eBooks
Bastin, John, author
Prentice Hall of Australia, 1977
Buku Teks
Pluvier, Jan M., author
Oxford University Press, 1977
Buku Teks