Colin Mackerras, Donald H.McMillen, Andrew Wastson
Routledge, 2001
Buku Teks
Oxford University Press, 1996
Buku Teks
Vampa, Davide, author
Palgrave Macmillan, 2016
Buku Teks
Childs, David
Methuen, 1979
Buku Teks
Childs, David
Routledge , 1997
Buku Teks