Watson, O. Michael, author
Mouton, 1970
Buku Teks
Eliots, John, author
Connecticut Greenwood Press , 1980
Buku Teks
Spear, Percival, author
The University of Michigan Press, 1961
Buku Teks
Vredenbregt, Jacob, redactor
Jakarta Gramedia 1981
Buku Teks
Gupta, Sisir
Asia Publishing House, 1966
Buku Teks