APA (7th ed.) Citation

De Silva, R. H. (1976). Sigiriya. Department of Archaeology.

Chicago Style (17th ed.) Citation

De Silva, R. H. Sigiriya. Sri Lanka: Department of Archaeology, 1976.

MLA (9th ed.) Citation

De Silva, R. H. Sigiriya. Department of Archaeology, 1976.

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