Menon, V. P.
Macmillan, 1956
Buku Teks
Coomaraswamy, Ananda K.
Dover Publications, 1965
Buku Teks
Dasgupta, Surendranath
Cambridge University Press, 1955
Buku Teks
Rawlinson, H.G.
Oxford University Press, 1958
Buku Teks
Hunter, Wilson William
Clarendon Press, 1903
Buku Teks