edited by S. Radhakrishna
Pergamon Press, 1980
Buku Teks
Berry, R. Albert, author
Md. Johns Hopkins University Press , 1979
Buku Teks
Stokes, Windy, author
Poloty Press, 2005
Buku Teks
Momsen, Zanet Henshall
Routhledge, 1991
Buku Teks
Min, Brian, 1975-, author
NY Cambridge University Press, 2015
Buku Teks