APA (7th ed.) Citation

(2011). Sri Lanka minerals yearbook 2011. Geological Survey & Mines Bureau.

Chicago Style (17th ed.) Citation

Sri Lanka Minerals Yearbook 2011. Dehiwela: Geological Survey & Mines Bureau, 2011.

MLA (9th ed.) Citation

Sri Lanka Minerals Yearbook 2011. Geological Survey & Mines Bureau, 2011.

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