Penguin Books, 1952
Buku Teks
Prentis, J. M.
Halsted Press, 1980
Buku Teks
Foster, J. M.
Macdonald & Co, 1967
Buku Teks
Coxhead, Elizabeth, 1909-1979
The British Council by Longmans, Green, 1962
Buku Teks
Plumb, P. H.
British Council , 1951
Buku Teks