Richards, Jack C., author
Cambridge University Press, 2017
Buku Teks
Peters, Herman Jacob, 1917-, author
Macmillan, 1963
Buku Teks
Tornyay, Rheba de, author
John Wiley & Sons, 1987
Buku Teks
Harvester Wheatsheaf , 1992
Buku Teks
Tornyay, Rheba de, author
John Wiley & Sons, 1982
Buku Teks