Wright, Judith, 1915-2000, author
Oxford University Press, 1966
Buku Teks
DiYanni, Robert
McGraw-Hill, 2000
Buku Teks
Hewitt, A.H.
Scientific Publications, 1965
Buku Teks
Bintang Suradi
League of People?s Culture, 1962
Buku Teks
Raffel, Burton, author
State University of New York Press, 1967
Buku Teks