edited by Sir Lawrence Gowing
Grange Book, 1995
Buku Referensi
Sastri, K.A. Nilakanta, author
S. Viswanathan, 1950
Buku Teks
Syamananda, Rong, author
Thai Watana Panich, 1973
Buku Teks
Vagts, Alfred, author
Greenwood Press, 1959
Buku Teks
Keegan, John, author
Pimlico, 1994
Buku Teks