Robinson, Alan, author
Macmillan, 1988
Buku Teks
edited by Antony Easthope, John O. Thompson
Harvester Wheatsheaf, 1991
Buku Teks
Roberts, Denys Kilham
Penguin Books , 1945
Buku Teks
Johnson, Clive, 1930-, compiler
Bantam Books, 1971
Buku Teks
Nims, John Frederick
Harper & Row Pub., 1981
Buku Teks