APA (7th ed.) Citation

Karunaratna, R. The Invisible Host. Suriya Publisher.

Chicago Style (17th ed.) Citation

Karunaratna, R.S. The Invisible Host. Colombo: Suriya Publisher.

MLA (9th ed.) Citation

Karunaratna, R.S. The Invisible Host. Suriya Publisher.

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