Angus & Robertson, 1964
Buku Teks
Breeden, Stanley, author
Collins, 1973
Buku Teks
Saville-Kent, William, 1845-1908, author
Cambridge University Press, 2013
Buku Teks
Marshall, Jock
Hodder and Stoughton, 1970
Buku Teks
edited by Robert Finch and John Elder
W.W. Norton, 2002
Buku Teks