APA (7th ed.) Citation

De Silva, C. R. (1987). Sri Lanka: A histroy. Advent Books.

Chicago Style (17th ed.) Citation

De Silva, Chandra Richard. Sri Lanka: A Histroy. New York: Advent Books, 1987.

MLA (9th ed.) Citation

De Silva, Chandra Richard. Sri Lanka: A Histroy. Advent Books, 1987.

Warning: These citations may not always be 100% accurate.