APA (7th ed.) Citation

Bropby, J. (2007). Petrorum kalviyum. Kumaran Book House.

Chicago Style (17th ed.) Citation

Bropby, Jere. Petrorum Kalviyum. Colombo: Kumaran Book House, 2007.

MLA (9th ed.) Citation

Bropby, Jere. Petrorum Kalviyum. Kumaran Book House, 2007.

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