Smith, Vincent A.
The Clarendon Press, 1958
Buku Teks
Oxford University Press, 2004
Buku Teks
Dowson, John, author
Susil Gupta, 1952
Buku Teks
Sastri, K.A. Nilakanta, author
S. Viswanathan, 1950
Buku Teks
Thapar, Romila, author
Penguin Books, 1969
Buku Teks