De SILVA, K. (1977). Sri Lanka: A survey. University press of Hawai.
Tohutoru Kātū Chicago (17th ed.)De SILVA, K.M. Sri Lanka: A Survey. Honolulu: University press of Hawai, 1977.
Tohutoro MLA (9th ed.)De SILVA, K.M. Sri Lanka: A Survey. University press of Hawai, 1977.
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