Warren, William
Thames and Hudson, 1995
Buku Referensi
Davison, Julian
Periplus, 2003
Buku Teks
Hooykaas, Christiaan, 1902-1979
Martinus Nijhoff, 1977
Buku Teks
R.M. Moerdowo
Zaman, 1960
Buku Teks
Duff-Cooper, Andrew
Udayana University, 1990
Buku Teks