Hart, Kevin
Angus & Robertson, 1984
Buku Teks
Dobson, Rosemary
Southwood, 1984
Buku Teks
selected and edited by Ronald S. Crane
Harper & Brothers, 1932
Buku Teks
The Modern library, 1935
Buku Teks
Gould, Alan, author
Angus and Roberson Publishers, 1981
Buku Teks