Trautz, F.M.
Ceylon
Munchen Muller 1926
 Buku Teks
Amerasinghe, Anthony Ranjit Bevis
Public corporations in Ceylon
Lake House Investments, 1971
 Buku Teks
Historians of India, Pakistan and Ceylon
edited by C.H. Philips
Oxford University Press, 1961
 Buku Teks
Paranavitana, Senarat
Glimpses of Ceylon's past
Lake House Investments, 1972
 Buku Teks
Kearney, Robert N.
The politics of Ceylon (Sri Lanka)
Cornell University Press, 1973
 Buku Teks