Hardy,Thomas
Macmillan Co. , 1952
Buku Teks
Davis, Jack, author
Dent, 1988
Buku Teks
Haberly, Loyd
New York The MacMillan 1945
Buku Teks
Malouf, David, 1934-, author
University of Queensland Press, 1970
Buku Teks
Spenser, Edmund
J. M. Dent & Sons, 1960
Buku Teks