edited by A.H. Robertson
Manchester University Press, 1968
Buku Teks
Vega, Connie de la, author
Edward Elgar, 2013
Buku Referensi
Vega, Connie de la, author
Edward Elgar Publishing, 2013
Buku Referensi
Erika De Wet and Jure Vidmar, editors
Oxford university press, 2012
Buku Teks
Shelton, Dinah L., author
Edward Elgar, cop, 2014
Buku Teks