Anand, Nitya, author
John Wiley & Sons, 1987
Buku Teks
Leo, Alan
Sagar Publications, 1970
Buku Teks
edited by Douglas S. Johnson, Jie Jack Li
John Wiley & Sons, 2007
Buku Teks
1964
Buku Teks
Freeland, Cynthia A., author
Oxford University Press, 2001
Buku Teks