Ludowyk, E.F.C.
The modern history of Ceylon
Frederick A. Praeger, 1966
 Buku Teks SO
Yalman, Nur
Under the bo tree: studies in caste, kinship, and marriage in the interior of ceylon
University of California, 1967
 Buku Teks SO
De Zoete, Beryl
Dance and magic drama in Ceylon / by Beryl de Zoete
Faber and Faber Limited, 1957
 Buku Teks SO
Buddhism in Ceylon and studies on religious syncretism in Buddhist countries report on a symposium in Gottingen
edited by Heinz Bechert
Vandenhoeck & Ruprecht, 1978
 Buku Teks SO
Arasartnam, Sinnappah
Ceylon
Prentice-Hall, 1964
 Buku Teks SO